Παραπομπή APA

Gay, I William, & William Gay. (1965). Methods of animal experimentation v.2. Academic press.

Παραπομπή Chicago Style

Gay, I William, και William Gay. Methods of Animal Experimentation V.2. Academic press, 1965.

Παραπομπή MLA

Gay, et al. Methods of Animal Experimentation V.2. Academic press, 1965.