APA (7th ed.) Citation

Badilla, P. L., & Sape, G. R. (1998). Ang kasaysayan at kabihasnan ng Asya. IBON Foundation.

Chicago Style (17th ed.) Citation

Badilla, Peter Lyndon, and Gilbert Roland Sape. Ang Kasaysayan at Kabihasnan Ng Asya. Manila: IBON Foundation, 1998.

MLA (9th ed.) Citation

Badilla, Peter Lyndon, and Gilbert Roland Sape. Ang Kasaysayan at Kabihasnan Ng Asya. IBON Foundation, 1998.

Warning: These citations may not always be 100% accurate.