APA (7. basım) Alıntı

Costales, A. C. (2000). Economics: Principles and applications. JMC Press.

Chicago Style (17. basım) Atıf

Costales, Achilles C. Economics: Principles and Applications. Quezon City: JMC Press, 2000.

MLA (9th ed.) Atıf

Costales, Achilles C. Economics: Principles and Applications. JMC Press, 2000.