APA aipamena

Philippine Office of the President National Statistical Coordination Board. (2002). 2002 Philippine central product classification. The National Statistical Information Center.

Chicago Style aipamena

Philippine Office of the President National Statistical Coordination Board. 2002 Philippine Central Product Classification. Makati: The National Statistical Information Center, 2002.

MLA aipamena

Philippine Office of the President National Statistical Coordination Board. 2002 Philippine Central Product Classification. The National Statistical Information Center, 2002.