Cheke,V, & Sheepard A. (1997). Cheese and Butter. Allied Scientific Publishers.
Chicago Style aipamenaCheke,V, and Sheepard A. Cheese and Butter. India: Allied Scientific Publishers, 1997.
MLA aipamenaCheke,V, and Sheepard A. Cheese and Butter. Allied Scientific Publishers, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.