Παραπομπή σε μορφή APA (7η εκδ.)

Villegas, E. D. (1988). Values of school administrators as perceived by teachers in Bangar & Sudipen Districts School year 1987-1988.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Villegas, Efigenia D. Values of School Administrators as Perceived by Teachers in Bangar & Sudipen Districts School Year 1987-1988. 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Villegas, Efigenia D. Values of School Administrators as Perceived by Teachers in Bangar & Sudipen Districts School Year 1987-1988. 1988.