Bryan, M. Leonard. Remote sensing of earth resources: a guide to information sources M. Leonard Bryan. - Detroit, Mich.: Gale Research Co., 1979. - xv, 188 p. ; 22 cm. - Geography and travel information guide series v. 1. . Includes indexes. ISBN: 0810314134 22.00 Subjects--Topical Terms: Remote sensing--Bibliography.Remote sensing--Information services.