APA (7th ed.) Citation

Calixto, J. V. (1973). Predictive indices of an academic achievement variable [microform]. Photoduplication Service.

Chicago Style (17th ed.) Citation

Calixto, Julia Vega. Predictive Indices of an Academic Achievement Variable [microform]. Quezon City: Photoduplication Service, 1973.

MLA (9th ed.) Citation

Calixto, Julia Vega. Predictive Indices of an Academic Achievement Variable [microform]. Photoduplication Service, 1973.