APA (7th ed.) Citation

Development Academy of the Philippines. Human Settlements Program. (1975). A union catalog of development materials. [s.n.].

Chicago Style (17th ed.) Citation

Development Academy of the Philippines. Human Settlements Program. A Union Catalog of Development Materials. Quezon City: [s.n.], 1975.

MLA (9th ed.) Citation

Development Academy of the Philippines. Human Settlements Program. A Union Catalog of Development Materials. [s.n.], 1975.