APA način citiranja (7. izdanje)

Tulin, A. B. (2008). Application of macro and micronutrients increases purple yam yield. Agriculture.

Čikaški stil citiranja (17. izdanje)

Tulin, Anabella B. "Application of Macro and Micronutrients Increases Purple Yam Yield." Agriculture 2008.

MLA način citiranja (9. izdanje)

Tulin, Anabella B. "Application of Macro and Micronutrients Increases Purple Yam Yield." Agriculture, 2008.