Allen, John R. L. Sedimentary structures, their character and physical basis / by John R.L. Allen. - Unabridged one-vol. ed. - Amsterdam ; New York : Elsevier , 1983. - xxvi. 663p. : ill. ; 25cm. Includes bibliographies . ISBN: 0444422323 (pbk.) Subjects--Topical Terms: Sedimentary structures. Dewey Class. No.: 551.305 / ALS 1986