De la Cruz, L. D. D., & De la Cruz, L. S. (1974). The "new" social studies for Philippine schools ([Second edition, revised].). Social Studies Publications.
Chicago Style (17th ed.) CitationDe la Cruz, Leonardo De Dios, and Luz Samonte De la Cruz. The "New" Social Studies for Philippine Schools. [Second edition, revised]. Manila: Social Studies Publications, 1974.
MLA (9th ed.) CitationDe la Cruz, Leonardo De Dios, and Luz Samonte De la Cruz. The "New" Social Studies for Philippine Schools. [Second edition, revised]. Social Studies Publications, 1974.
Warning: These citations may not always be 100% accurate.