Robert E. Stevens (EDT)/ Philip K. Sherwood/ J. Paul Dunn/ David L. Loudon
(2)
Bruce Wrenn/ Robert E. Stevens/ David L. Loudon
(1)
Deborah A. Yow (EDT)/ R. Henry Migliore/ William W. Bowden/ Robert E. Stevens/ David L. Loudon/ Deborah A. Yow
(1)
Lawrence S. Silver/ Bruce Wrenn/ Lawrence Silver/ David L. Loudon
(1)
Robert E (Southeastern Oklahoma State University Stevens USA),David L Loudon,R Henry Migliore,Stanley G (University of Louisiana Monroe Williamson USA)
(1)
Robert E. Stevens (EDT)/ David L. Loudon/ Bruce Wrenn/ Henry Cole
(1)
Robert E. Stevens (EDT)/ David L. Loudon/ Bruce Wrenn/ Phylis Mansfield
(1)
Robert E. Stevens,David L. Loudon,Ronald A. Nykiel
(1)