A Guide to models in governmental planning and operations
By: prepared for Office of Research and Development, Environmental Protection Agency, Washington, D. C., August, 1974, ... Contract No. 68-01-0788.
Contributors: Gass, Saul I.; Sisson, Roger L.; United States. Environmental Protection Agency. Office of Research and Development.
Publisher: s.n.]
Published: 1974
Place of publication: [s.l
Language: eng
Number of pages: 415
Subjects: Policy sciences -- Mathematical models.
Notes: Preface signed by Saul I. Gass and Roger L. Sisson.

Includes bibliographical references.