APA (7th ed.) Citation

Bigornia, M. L., & Ortega, G. (1983). Ang kalakalang Galeon: Mulang Maynila hanggang Acapulco (Second edition.). Children's Communication Center.

Chicago Style (17th ed.) Citation

Bigornia, Mike L., and Gualberto Ortega. Ang Kalakalang Galeon: Mulang Maynila Hanggang Acapulco. Second edition. Quezon City: Children's Communication Center, 1983.

MLA (9th ed.) Citation

Bigornia, Mike L., and Gualberto Ortega. Ang Kalakalang Galeon: Mulang Maynila Hanggang Acapulco. Second edition. Children's Communication Center, 1983.