Gaya APA

Leffler, W, L., PATTAROZZI, R. (1982). DEEPWATER PETROLIEUM exploration & production (2). : GRAHAM & TROTMAN.

Gaya MLA

Leffler, William, L.., PATTAROZZI, RICHARD. "DEEPWATER PETROLIEUM exploration & production". 2 : GRAHAM & TROTMAN, 1982. Text.