Twidale, C.R. Geomorphology, with special reference to Australia / [by] C. R. Twidale - Melboure : Nelson and Sons LTD , 1968 - xii, 406 p. illus., diagrs., maps, tables. 22 cm. - Nelson's Australasian paperbacks . Bibliography: p. [351]-367. LCCN: 68-132316 Nat. Bib. No.: Aus67-1811 Subjects--Topical Terms: Physical geography--Australia. Subjects--Index Terms: Australia. Địa hình bề mặt Địa mạo Địa vật lý Dewey Class. No.: 551.4/0994 / TWI 1968