Cita APA (7a ed.)

Spaulding, P. (1956). Diseases of North American forest trees planted abroad: An annotated list. Department of Agriculture.

Cita Chicago Style (17a ed.)

Spaulding, Perley. Diseases of North American Forest Trees Planted Abroad: An Annotated List. Washington: Department of Agriculture, 1956.

Cita MLA (8a ed.)

Spaulding, Perley. Diseases of North American Forest Trees Planted Abroad: An Annotated List. Department of Agriculture, 1956.