APA-viite

Kelley, W. C., & Thompson, H. C. (1957). Vegetable crops (5.). Mc Graw Hill Book company.

Chicago-tyylinen lähdeviittaus

Kelley, W C., ja H C. Thompson. Vegetable Crops. 5. NewYork: Mc Graw Hill Book company, 1957.

MLA-viite

Kelley, W C., ja H C. Thompson. Vegetable Crops. 5. Mc Graw Hill Book company, 1957.