Παραπομπή APA

David A Weaver et al, finlay j Maccallum, Finlay J MacCallum, & Paul R Greenough. (1981). Lameness in cattle (second.). england.

Παραπομπή Chicago Style

David A Weaver et al, finlay j Maccallum, Finlay J MacCallum, και Paul R Greenough. Lameness in Cattle. second. england, 1981.

Παραπομπή MLA

David A Weaver et al, et al. Lameness in Cattle. second. england, 1981.