De La Cruz, L. D. The conceptual approach in population education. Education quarterly..
Chicago Style (17th ed.) CitationDe La Cruz, Leonardo D. "The Conceptual Approach in Population Education." Education Quarterly. .
MLA (9th ed.) CitationDe La Cruz, Leonardo D. "The Conceptual Approach in Population Education." Education Quarterly., .
Warning: These citations may not always be 100% accurate.