Παραπομπή σε μορφή APA (7η εκδ.)

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.].

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (9th εκδ.)

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.