Παραπομπή APA

Runnells, A russell, & Russell A Runnells. (1941). Animal pathology. Ames.

Παραπομπή Chicago Style

Runnells, A russell, και Russell A Runnells. Animal Pathology. Ames, 1941.

Παραπομπή MLA

Runnells, et al. Animal Pathology. Ames, 1941.