APA (7th ed.) Citation

Realuyo, Z. M. (1997). Basic concepts of biological science. Katha Pub.

Chicago Style (17th ed.) Citation

Realuyo, Zenaida M. Basic Concepts of Biological Science. Quezon City: Katha Pub, 1997.

MLA (9th ed.) Citation

Realuyo, Zenaida M. Basic Concepts of Biological Science. Katha Pub, 1997.