Cita APA

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

Citación estilo Chicago

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

Cita MLA

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