Nockolds, Stephen Robert. Petrology for students / S. R. Nockolds, R. W. O'B. Knox, G. A. Chinner. - Cambridge [Eng.] ; New York : Cambridge University Press, 1978. - vi, 435 p. : ill. ; ISBN: 052129184 Subjects--Topical Terms: Petrology. LC Class. No.: QE431.2 / .N6 Dewey Class. No.: 552