Dunham, E. M. (1951). How to know the mosses: A popular guide to the mosses of the northeastern United States; containing keys to eighty genera and short descriptions of over one hundred and fifty species, with special reference to the distinguishing characteristics that are apparent without the aid of a lens ([2d ed.].). Mosher Press.
Chicago Style (17th ed.) CitationDunham, Elizabeth Marie. How to Know the Mosses: A Popular Guide to the Mosses of the Northeastern United States; Containing Keys to Eighty Genera and Short Descriptions of over One Hundred and Fifty Species, with Special Reference to the Distinguishing Characteristics That Are Apparent Without the Aid of a Lens. [2d ed.]. Boston: Mosher Press, 1951.
MLA (9th ed.) CitationDunham, Elizabeth Marie. How to Know the Mosses: A Popular Guide to the Mosses of the Northeastern United States; Containing Keys to Eighty Genera and Short Descriptions of over One Hundred and Fifty Species, with Special Reference to the Distinguishing Characteristics That Are Apparent Without the Aid of a Lens. [2d ed.]. Mosher Press, 1951.