APA (7. basım) Alıntı

Gregorio, M. D. (2003). Helping whelping, a first hand experience in puppy birthing. Animal Scene.

Chicago Style (17. basım) Atıf

Gregorio, Mimi DM. "Helping Whelping, a First Hand Experience in Puppy Birthing." Animal Scene 2003.

MLA (9th ed.) Atıf

Gregorio, Mimi DM. "Helping Whelping, a First Hand Experience in Puppy Birthing." Animal Scene, 2003.