APA-referens

Phillips, E., & Burrell, C. C. (1993). Rodale's illustrated encyclopedia of perennials. Emmaus, Pa.: Rodale Press.

Chicago-stil citat

Phillips, Ellen., and C. Colston Burrell. Rodale's Illustrated Encyclopedia of Perennials. Emmaus, Pa.: Rodale Press, 1993.

MLA-referens

Phillips, Ellen., and C. Colston Burrell. Rodale's Illustrated Encyclopedia of Perennials. Emmaus, Pa.: Rodale Press, 1993.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.