Gaya APA

Bradshaw, P., Thomson, I. (1987). Practical Problems In Exploration Geochemistry . Canada: Applied Publishing Ltd. Wilmette, Illinois, U.S.A..

Gaya MLA

Bradshaw, P.M.D., Thomson, I. "Practical Problems In Exploration Geochemistry". Canada: Applied Publishing Ltd. Wilmette, Illinois, U.S.A., 1987. Textbook.