APA (7. basım) Alıntı

Villegas, B. M. (1998). Guide to economics for Filipinos (5th ed.). Sinag-Tala Publishers.

Chicago Style (17. basım) Atıf

Villegas, Bernardo Malvar. Guide to Economics for Filipinos. 5th ed. Manila: Sinag-Tala Publishers, 1998.

MLA (9th ed.) Atıf

Villegas, Bernardo Malvar. Guide to Economics for Filipinos. 5th ed. Sinag-Tala Publishers, 1998.