APA-viite (7. p.)

Over, W. H. (1923). Trees and shrubs of South Dakota. Pub. by the University.

Chicago-viite (17. p.)

Over, William H. Trees and Shrubs of South Dakota. Vermillion, S.D.: Pub. by the University, 1923.

MLA-viite (8. p.)

Over, William H. Trees and Shrubs of South Dakota. Pub. by the University, 1923.