Παραπομπή σε μορφή APA (7η εκδ.)

Heady, P. (1999). The hard people: Rivalry, sympathy and social structure in an Alpine valley. Harwood Academic Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Heady, Patrick. The Hard People: Rivalry, Sympathy and Social Structure in an Alpine Valley. Amsterdam: Harwood Academic Publishers, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Heady, Patrick. The Hard People: Rivalry, Sympathy and Social Structure in an Alpine Valley. Harwood Academic Publishers, 1999.