Cita APA (7a ed.)

(1943). Vol. 15, № 2; The Petroleum Engineer. 1943.

Cita Chicago Style (17a ed.)

Vol. 15, № 2; The Petroleum Engineer. 1943, 1943.

Cita MLA (9a ed.)

Vol. 15, № 2; The Petroleum Engineer. 1943, 1943.