Our physical environment
By: with contributions by E.C. Pirkle ... [et al.] ; edited by E.C. Pirkle.. --
Contributors: Pirkle, E.C.
Publisher: Burgess Pub. Co., 1980.
Published: 1980
Place of publication: Minneapolis, Minn
Language: eng
Number of pages: 436
Subjects: Earth sciences -- Study and teaching