Costales, A. C. (2000). Economics: Principles and applications. JMC Press.
Cita Chicago Style (17a ed.)Costales, Achilles C. Economics: Principles and Applications. Quezon City: JMC Press, 2000.
Cita MLA (9a ed.)Costales, Achilles C. Economics: Principles and Applications. JMC Press, 2000.
Precaución: Estas citas no son 100% exactas.