APA (7e ed.) Bronvermelding

Philippines & Gonzales, E. G. (1984). National internal revenue code: Gross income taxation (BP Blg. 135), new withholding tax tables with annotations and implementing regulations (Rev. ed.). Rex Book Store.

Chicago (17e ed.) Bronvermelding

Philippines en Epifanio G. Gonzales. National Internal Revenue Code: Gross Income Taxation (BP Blg. 135), New Withholding Tax Tables with Annotations and Implementing Regulations. Rev. ed. Manila: Rex Book Store, 1984.

MLA (9e ed.) Bronvermelding

Philippines en Epifanio G. Gonzales. National Internal Revenue Code: Gross Income Taxation (BP Blg. 135), New Withholding Tax Tables with Annotations and Implementing Regulations. Rev. ed. Rex Book Store, 1984.