APA (7th ed.) Citation

Colinco, S. I. (1975). A survey of the problems used in teacher-made periodic tests in algebra in the high schools in Iloilo City [microform]. Photoduplication Service, University of the Philippines Library.

Chicago Style (17th ed.) Citation

Colinco, Samuel Irving. A Survey of the Problems Used in Teacher-made Periodic Tests in Algebra in the High Schools in Iloilo City [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.

MLA (9th ed.) Citation

Colinco, Samuel Irving. A Survey of the Problems Used in Teacher-made Periodic Tests in Algebra in the High Schools in Iloilo City [microform]. Photoduplication Service, University of the Philippines Library, 1975.