Citazione Stile APA (7a Edizione)

Sta. Ana, E. T. (1973). A proposed resource unit of Philippine games and sports to supplement the physical education program of the Philippine College of Commerce Laboratory High School. s.n.].

Citazione stile Chigago Style (17a edizione)

Sta. Ana, Elena T. A Proposed Resource Unit of Philippine Games and Sports to Supplement the Physical Education Program of the Philippine College of Commerce Laboratory High School. [Diliman, Quezon City: s.n.], 1973.

Citatione MLA (9a ed.)

Sta. Ana, Elena T. A Proposed Resource Unit of Philippine Games and Sports to Supplement the Physical Education Program of the Philippine College of Commerce Laboratory High School. s.n.], 1973.