00829cam a22002894a 4500 38928 AR-SsjUBGM 20251206163725.0 250720s1954 xxu 000 0 eng d AR-SsjUBGM AR-SsjUBGM eng xxu 552.1 Williams, Howel 3987 Petrography : an introduction to the study of rocks in thin sections. San Francisco : W.H.Freeman and Company, 1954. 406 p. : il. ; 22,5 cm Petrografía Roca ígnea Roca metamórfica Roca sedimentaria Libro 14 Gilbert, Charles M. 3989 Turner, Francis J. 3956 LB cdu idgym 2012-11-30 38928 38928 0 0 cdu 0 0 GM GM 2025-12-06 Compra 01492 0 552.1 WIL GM01492 2025-12-06 00:00:00 2025-12-06 LB