Conservation in the United States
By: by A.F. Gustafson ... C.H. Guise ... W.J. Hamilton, Jr. ... [and] H. Ries.
Contributors: Guise, Cedric Hay, 1890- joint author.; Hamilton, William John, 1902- joint author.; Ries, Heinrich, 1871-1951, joint author.
Edition: 2d ed.
Publisher: Comstock Pub. Co.
Published: 1944
Place of publication: Ithaca, N.Y
Language: eng
Number of pages: 477
Subjects: Natural resources -- United States.; United States -- Economic conditions.
Notes: "Selections for supplementary reading": p. [459]-464.