Παραπομπή APA

Donald W Ptaff, Jimmy D Neill, John R G Challis et al, & Tony M Plant. (2006). Knobil and Neill's physiology of reproduction (3rd.). Elsevier.

Παραπομπή Chicago Style

Donald W Ptaff, Jimmy D Neill, John R G Challis et al, και Tony M Plant. Knobil and Neill's Physiology of Reproduction. 3rd. Elsevier, 2006.

Παραπομπή MLA

Donald W Ptaff, et al. Knobil and Neill's Physiology of Reproduction. 3rd. Elsevier, 2006.