Παραπομπή σε μορφή APA (7η εκδ.)

Padberg, S. (1992). Who Are These People and What Are They Doing and Why? e-Publications@Marquette.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Padberg, S.J. Who Are These People and What Are They Doing and Why? e-Publications@Marquette, 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

Padberg, S.J. Who Are These People and What Are They Doing and Why? e-Publications@Marquette, 1992.