Cita APA (7th ed.)

Sibbett, G. S., & Ferguson, L. (2005). Olive production manual (2a. ed.). University of California.

Cita Chicago (17th ed.)

Sibbett, G. Steven, i Louise Ferguson. Olive Production Manual. 2a. ed. Richmond: University of California, 2005.

Cita MLA (9th ed.)

Sibbett, G. Steven, i Louise Ferguson. Olive Production Manual. 2a. ed. University of California, 2005.