Παραπομπή σε μορφή APA (7η εκδ.)

Sevilla, A. V. (1979). Our government, people and values: A proposed learning in social studies II.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.