Παραπομπή σε μορφή APA (7η εκδ.)

Barrios, R. P. (1992). Decision making in the practice of birth control in a rural community.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Barrios, Ritchie P. Decision Making in the Practice of Birth Control in a Rural Community. CAS, UPV, Miag-ao, Iloilo, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Barrios, Ritchie P. Decision Making in the Practice of Birth Control in a Rural Community. 1992.