APA-referens

JC Willis. (1897). A dictionary of the flowering plants and ferns (8.). International book distributors.

Chicago-stil citat

JC Willis. A Dictionary of the Flowering Plants and Ferns. 8. Dehra Dun: International book distributors, 1897.

MLA-referens

JC Willis. A Dictionary of the Flowering Plants and Ferns. 8. International book distributors, 1897.