Unknown Author
H. R. Jones
Georgi Stefanov Cholakov
Minnesota. Legislature. Office of the Legislative Auditor. Program Evaluation Division.
Joseph P Biniek
Howard E. Hesketh
Allan D. McKnight
K. V. Iyer
American Chemical Society
Louis Theodore
Paul N. Cheremisinoff
Damjan Bencic
F. K. Zimmermann
Maureen Sevigny
Council on Environmental Quality (U.S.)
Richard Helmer
Association of District Councils. Working Party on Environmental Issues.
Rogers W'O Okot-Uma
Frederick D. Buggie
Karl B. Schnelle