APA (7th ed.) Citation

Natividad, E. A. (1987). Effective guide to libraries & reference sources. Metro Manila.

Chicago Style (17th ed.) Citation

Natividad, Evelyn A. Effective Guide to Libraries & Reference Sources. Philippines: Metro Manila, 1987.

MLA (9th ed.) Citation

Natividad, Evelyn A. Effective Guide to Libraries & Reference Sources. Metro Manila, 1987.

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