Scheuerman, R. D., McGregor, A. C., & Clement, J. (2013). Harvest heritage: Agricultural origins and heirloom crops of the Pacific Northwest. Washington State University Press.
Cita Chicago Style (17a ed.)Scheuerman, Richard D., Alexander Campbell McGregor, y John Clement. Harvest Heritage: Agricultural Origins and Heirloom Crops of the Pacific Northwest. Pullman, Wash.: Washington State University Press, 2013.
Cita MLA (8a ed.)Scheuerman, Richard D., et al. Harvest Heritage: Agricultural Origins and Heirloom Crops of the Pacific Northwest. Washington State University Press, 2013.
Precaución: Estas citas no son 100% exactas.