Gale, Stephen J. Quaternary sediments : petrographic methods for the study of unlithified rocks. - New York : J.Wiley & Sons, 1991. - 323 p. : il. ; 25 cm ISBN: 0470217626 Subjects--Topical Terms: Sistemática de rocas sedimentariasMetodologíaRoca sedimentaria Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 552.5