Duff P McL D Ed. Holmes' principles of physical geology Duff P McL D Ed. - 4 - London Chapman Hall 1992 - xvi, 791p. cm. (Reprinted in 1996) ISBN: 0412461900 (pbk) Standard No.: 11845 Source: Ashutosh, Textual Subjects--Topical Terms: Physical Geology Dewey Class. No.: H4, H5;N2;4-;5