Παραπομπή σε μορφή APA (7η εκδ.)

Ballada, S., & Ballada, W. (2009). Accounting fundamentals made easy (2nd ed.). Win Ballada and Susan Ballada.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ballada, Susan, και Win Ballada. Accounting Fundamentals Made Easy. 2nd ed. Manila: Win Ballada and Susan Ballada, 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ballada, Susan, και Win Ballada. Accounting Fundamentals Made Easy. 2nd ed. Win Ballada and Susan Ballada, 2009.