Autor: Robert F. Barnes

Contributing Authors Paul Adler Montgomery W. Alison L. Niel Allen David J. Barker Vern S. Baron Giles Bélanger David P. Belesky Geoffrey E. Brink Sylvie M. Brouder E. Charles Brummer G. David Buntin Michael D. Casler Kimberly A. Cassida Debbie J. Cherney Jerome H. Cherney Wayne K. Coblentz Robert C. Cochran Michael Collins Steven W. Culman Matthew Digman Tim Del Curto Gerald W. Evers Steven L. Fales E. Scott Flynn Jamie F. Foster John A. Guretzky Richard J. Grant Mary Beth Hall Marvin H. Hall Dennis W. Hancock Keith R. Harmoney Ronald D. Hatfield John R. Hendrickson Nicholas S. Hill John A. Jennings Jacob M. Jungers Robert L. Kallenbach Kenneth Kalscheur Douglas L. Karlen Limin Kung, Jr. William O. Lamp Greg Lardy Karen L. Launchbaugh Andrew W. Lenssen Mark A. Liebig Jennifer W. Mac Adam Bisoondat Macoon Neal P. Martin Robert A. Masters Tim A. Mc Allister David R. Mertens Robert B. Mitchell Corey Moffet Kenneth J. Moore Richard E. Muck James P. Muir C. Jerry Nelson Yoana C. Newman Renata Nave Oakes John F. Obrycki David Parsons Carlos G.S. Pedreira Valentín D. Picasso Risso William D. Pitman Daniel H. Putnam Daren D. Redfearn Gabriel Ribeiro Esteban F. Rios Craig A. Roberts C. Alan Rotz Michael P. Russelle Matt A. Sanderson Craig C. Sheaffer Kevin J. Shinners Byron B. Sleugh Alexander J. Smart Lynn E. Sollenberger Tim L. Springer Kim Stanford Jeffrey J. Steiner R. Mark Sulc Eric S. Vanzant João M.B. Vendramini Kenneth P. Vogel Jeffrey J. Volenec John W. Walker Yuxi Wang Zeng-Yu Wang Marcelo O. Wallau Richard Waterman David A. Wedin William P. Weiss Jessica A. Williamson