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Sears, Paul Bigelow

Deserts on the march Paul B. Sears. - Norman University of Oklahoma Press c[1959]. - 178 p. ill.

Includes index.

ISBN: 0806116676 12.50 (ed. 1980)

LCCN: 91006721

Subjects--Topical Terms:
Man--Influence on nature--United States.
Conservation of natural resources--United States.
Agricultural ecology--United States.
Desertification--United States.

LC Class. No.: GF503 / .S42 1959

Dewey Class. No.: 333.7/2/0973