Citazione Stile APA (7a Edizione)

Tuy, S. M. (1976). The merit of seniority ranking system in the Bureau of Public Schools [microform]. Photoduplication Service. University of the Philippines Library.

Citazione stile Chigago Style (17a edizione)

Tuy, Salvador M. The Merit of Seniority Ranking System in the Bureau of Public Schools [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.

Citatione MLA (9a ed.)

Tuy, Salvador M. The Merit of Seniority Ranking System in the Bureau of Public Schools [microform]. Photoduplication Service. University of the Philippines Library, 1976.