OJAKANGAS. (1991). Schaum's outline of theory and problems of introductory geology. New York: McGraw Hill.
Chicago Style CitationOJAKANGAS. Schaum's Outline of Theory and Problems of Introductory Geology. New York: McGraw Hill, 1991.
MLA CitationOJAKANGAS. Schaum's Outline of Theory and Problems of Introductory Geology. New York: McGraw Hill, 1991.
Warning: These citations may not always be 100% accurate.