APA (7th ed.) Citation

Bilgera, M. D. (1986). English for specific purposes: For students and professionals. National Book Store.

Chicago Style (17th ed.) Citation

Bilgera, Melchora D. English for Specific Purposes: For Students and Professionals. Manila: National Book Store, 1986.

MLA (9th ed.) Citation

Bilgera, Melchora D. English for Specific Purposes: For Students and Professionals. National Book Store, 1986.

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