The author(s) would like to thank the following reviewers for their advice and feedback during the development of this edition. Their contributions are truly invaluable.

Ghulam Sediq Aasef
Kaskaskia College

David Bass
University of Central Oklahoma

Bruce Bennett
Community College of Rhode Island

David Bixler
Chaffey College

Dorothy F. Boorse
Gordon College

Fred J. Brenner
Grove City College

Joel G. Burken
University of Missouri-Rolla

William A. Calder
University of Arizona

Richard Clements
Chattanooga State Technical Community College

Terence H. Cooper
University of Minnesota

William C. Culver
St. Petersburg Junior College

Roy G. Darville
East Texas Baptist University

Linda Desmarteau
University of Washington-Tacoma

Jean W. Dupon
Menlo College

David L. Evans
Pennsylvania College of Technology

David G. Fisher
Maharishi University of Management

Jianbang Gan
Tuskegee University

Sandi Gardner
Triton College

J. Phil Gibson
Agnes Scott College

Joseph W. Goy
Harding University

Gregory J. Haenel
Elon College

Mark F. Hammer
Wayne State College

Stephen Herr
Oral Roberts University

Graham C. Hickman
Texas A&M University-Corpus Christi

Jean R. Hushagen
Bismarck State College

Gina Johnston
California State University-Chico

John C. Kinworthy
Concordia University

Peter Kish
Southwestern Oklahoma State University

John Koscelny
Coffeyville Community College

Thomas A. Kreiling
William Rainey Harper College

John F. Logue
University of South Carolina-Sumter

Paul E. Lutz
Lenoir-Rhyne College

Michael J. Manetas
Humboldt State University

Heidi Marcum
Baylor University

Bernard A. Marcus
Genesee Community College

Dorothy G. May
Park University

Dave Mense
Pitt Community College

Gary L. Miller
University of North Carolina-Asheville

Dave Myton
Lake Superior State University

Muthena Naseri
Moorpark College

Chuks Ogbonnaya
Mountain Empire College

Joyce H. Ownbey
Sacramento City College

Jeff Port
Ottawa University

Charles Rhyne
Jackson State University

Gwynne Stoner Rife
University of Findlay

Carlton Lee Rockett
Bowling Green State University

Robert Sanford
University of Southern Maine

Timothy Savisky
University of Pittsburgh at Greensburg

Neil B. Schanker
College of the Siskiyous

Fred Schindler
Indian Hills Community College

James L. Seago, Jr.
SUNY at Oswego

Robert Shamansky
Simpson College

Brian R. Shmaefsky
Kingwood College

Max R. Terman
Tabor College

G. Peter van Walsum
Baylor University

Warren Viessman, Jr.
University of Florida

Richard J. Wright
Valenica Community College