Tumbagahan, J. G. (1976). A comparative study of the personal and family circumstances, educational and professional background, teaching load and salariesof public and private secondary school teachers in Bacolod City [microform]. Photoduplication Service University of the Philippines Library.

Tumbagahan, Josefina G. A Comparative Study of the Personal and Family Circumstances, Educational and Professional Background, Teaching Load and Salariesof Public and Private Secondary School Teachers in Bacolod City [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1976.

Tumbagahan, Josefina G. A Comparative Study of the Personal and Family Circumstances, Educational and Professional Background, Teaching Load and Salariesof Public and Private Secondary School Teachers in Bacolod City [microform]. Photoduplication Service University of the Philippines Library, 1976.