APA (7th ed.) Citation

Constantino, R., & Letizia R. Constantino. (1978). The Philippines: The continuing past. The Foundation for Nationalist Studies.

Chicago Style (17th ed.) Citation

Constantino, Renato, and Letizia R. Constantino. The Philippines: The Continuing Past. Manila: The Foundation for Nationalist Studies, 1978.

MLA (9th ed.) Citation

Constantino, Renato, and Letizia R. Constantino. The Philippines: The Continuing Past. The Foundation for Nationalist Studies, 1978.

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