Cita APA (7a ed.)

Martínez, A. R. (1969). Chronology of Venezuelan Oil. George Allen and Unwin.

Cita Chicago Style (17a ed.)

Martínez, Aníbal R. Chronology of Venezuelan Oil. London: George Allen and Unwin, 1969.

Cita MLA (9a ed.)

Martínez, Aníbal R. Chronology of Venezuelan Oil. George Allen and Unwin, 1969.