APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (8. izdanje)

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