Sibbett, G. S., & Ferguson, L. (2005). Olive production manual (2a. ed.). University of California.
Tohutoru Kātū Chicago (17th ed.)Sibbett, G. Steven, me Louise Ferguson. Olive Production Manual. 2a. ed. Richmond: University of California, 2005.
Tohutoro MLA (9th ed.)Sibbett, G. Steven, me Louise Ferguson. Olive Production Manual. 2a. ed. University of California, 2005.
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