APA način citiranja (7. izdanje)

Oplas, B. J. (2006). Why income taxes can be abolished. Philippine Collegian.

Čikaški stil citiranja (17. izdanje)

Oplas, Bienvenido Jr. "Why Income Taxes Can Be Abolished." Philippine Collegian 2006.

MLA način citiranja (9. izdanje)

Oplas, Bienvenido Jr. "Why Income Taxes Can Be Abolished." Philippine Collegian, 2006.