Franklin

MLA

Hills, Lawrence Donegan. Comfrey: Fodder, Food & Remedy. New York: Universe Books, 1976.

APA

Hills, L. Donegan. (1976). Comfrey: fodder, food & remedy. New York: Universe Books.

Chicago

Hills, Lawrence Donegan, Comfrey: Fodder, Food & Remedy. New York: Universe Books, 1976.