APA استشهاد

I D Aitken & W B Martin. (2000). Diseases of Sheep (3.). Austalia.

استشهاد بنمط شيكاغو

I D Aitken و W B Martin. Diseases of Sheep. 3. Austalia, 2000.

MLA استشهاد

I D Aitken و W B Martin. Diseases of Sheep. 3. Austalia, 2000.