Gaya APA

dkk, J, A, P. (1997). Offshore Pioneers : Brown & Root And The History of offshore Oil and Gas . Houstn, Texas: Gulf Publishing Company.

Gaya MLA

dkk, Joseph, A., Pratt. "Offshore Pioneers : Brown & Root And The History of offshore Oil and Gas". Houstn, Texas: Gulf Publishing Company, 1997. Buku TP.