APA (7th ed.) Citation

Natividad, E. E. Effective guide to libraries & reference sources. National Book Store.

Chicago Style (17th ed.) Citation

Natividad, Evelyn E. Effective Guide to Libraries & Reference Sources. Manila: National Book Store.

MLA (9th ed.) Citation

Natividad, Evelyn E. Effective Guide to Libraries & Reference Sources. National Book Store.

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