Levorsen, A. I. (1967). Geology of petroleum (2nd ed.). Feffer and Simons.
Chicago Edition CitationLevorsen, A. I. Geology of Petroleum. 2nd ed. Bombay: Feffer and Simons, 1967.
MLA引文Levorsen, A. I. Geology of Petroleum. 2nd ed. Feffer and Simons, 1967.
警告:這些引文格式不一定是100%准確.