National internal revenue code gross income taxation (BP Blg. 135), new withholding tax tables with annotations and implementing regulations - Gonzales, Epifanio G.; Robledo-Gonzales, Celestina M.; Philippines (Republic). Bureau of Internal Revenue (Manila Rex Book Store, 1982)
1979 ed. published under title: National internal revenue code of 1977 with annotations and implementing regulations
Keywords: Income tax - Philippines; Internal revenue law - Philippines; Taxation - Law and legislation - Philippines