Khan, I. G. (1977). Some problem areas in Philippine internal revenue administration [microform]. Photoduplication Service.
Chicago Style (17th ed.) CitationKhan, Ismael Garces. Some Problem Areas in Philippine Internal Revenue Administration [microform]. Quezon City: Photoduplication Service, 1977.
MLA (9th ed.) CitationKhan, Ismael Garces. Some Problem Areas in Philippine Internal Revenue Administration [microform]. Photoduplication Service, 1977.
Warning: These citations may not always be 100% accurate.