Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1961). American Family Physician. American Academy of General Practice.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. American Family Physician. Kansas City, Kan: American Academy of General Practice, 1961.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. American Family Physician. American Academy of General Practice, 1961.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.