APA (7th ed.) Citation

Liao, K. S. (1977). Trends of Philippine copper industry statistics [microform]. Photoduplication Service, University of the Philippines Library.

Chicago Style (17th ed.) Citation

Liao, Kong Siong. Trends of Philippine Copper Industry Statistics [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

MLA (9th ed.) Citation

Liao, Kong Siong. Trends of Philippine Copper Industry Statistics [microform]. Photoduplication Service, University of the Philippines Library, 1977.

Warning: These citations may not always be 100% accurate.