Citazione APA

David E Noakes, Geoffrey.H Arthur, Gray C.W England, & Timothy J Parkinson. (2001). Arthur's veterinary reproduction and obstetrics (8th.). Philadelphia.

Stile di citazione Chicago

David E Noakes, Geoffrey.H Arthur, Gray C.W England, e Timothy J Parkinson. Arthur's Veterinary Reproduction and Obstetrics. 8th. Philadelphia, 2001.

Citazione MLA

David E Noakes, et al. Arthur's Veterinary Reproduction and Obstetrics. 8th. Philadelphia, 2001.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.