Gaya APA

Pedro, H, V, M, A. (1971). Petroleum Economics and Offshore Mining Legislation a Geological Evaluation . Amsterdam: ELSEVIER PUBLISHING COMPANY.

Gaya MLA

Pedro, Hendrik, Van, Meurs,, Anton. "Petroleum Economics and Offshore Mining Legislation a Geological Evaluation". Amsterdam: ELSEVIER PUBLISHING COMPANY, 1971. Text.