APA (7th ed.) Citation

Alejo, Z. L. (2001). The ABC of keyboarding. Rex Book Store.

Chicago Style (17th ed.) Citation

Alejo, Zorayda L. The ABC of Keyboarding. Manila: Rex Book Store, 2001.

MLA (9th ed.) Citation

Alejo, Zorayda L. The ABC of Keyboarding. Rex Book Store, 2001.