Gaya APA

Committee, A, R, S. (1978). AAPG Continuing Ecucation Course Note Series . : AAPG Research Symposium Committe.

Gaya MLA

Committee, AAPG, Research, Symposium. "AAPG Continuing Ecucation Course Note Series". : AAPG Research Symposium Committe, 1978. Text.