Bucher, K. Petrogenesis of metamorphic rocks / K. Bucher, M. Frey. - 6th ed. - Berlin Springer-Verlag 1994. - vi, 318 p. : ill. ; 24 cm. complete revision of'Winkler's textbook' ISBN: 3540575677 LCCN: 94-217525 Subjects--Topical Terms: Rocks, Metamorphic.