Cita APA (7a ed.)

Underhill, J. E. (1981). Roadside wildflowers of the Northwest. Hancock House.

Cita Chicago Style (17a ed.)

Underhill, J. E. Roadside Wildflowers of the Northwest. Vancouver, B.C. ; Blaine, Wash.: Hancock House, 1981.

Cita MLA (8a ed.)

Underhill, J. E. Roadside Wildflowers of the Northwest. Hancock House, 1981.

Precaución: Estas citas no son 100% exactas.