APA (7th ed.) Citation

De la Cruz, L. D. (1972). The new social studies for Philippine schools. Social Studies Pub.

Chicago Style (17th ed.) Citation

De la Cruz, Leonardo D. The New Social Studies for Philippine Schools. Manila: Social Studies Pub, 1972.

MLA (9th ed.) Citation

De la Cruz, Leonardo D. The New Social Studies for Philippine Schools. Social Studies Pub, 1972.