APA (7th ed.) Citation

Alcantara, R. D., & Cabanilla, J. Q. (1999). Essentials of English grammar: English plus. Katha Pub.

Chicago Style (17th ed.) Citation

Alcantara, Rebecca D., and Josefina Q. Cabanilla. Essentials of English Grammar: English Plus. Quezon City: Katha Pub, 1999.

MLA (9th ed.) Citation

Alcantara, Rebecca D., and Josefina Q. Cabanilla. Essentials of English Grammar: English Plus. Katha Pub, 1999.