Citazione APA

Spalding, V. M. (1895). Guide to the study of common plants: An introduction to botany ([2d ed.].). D.C. Heath & Co..

Stile di citazione Chicago

Spalding, Volney M. Guide to the Study of Common Plants: An Introduction to Botany. [2d ed.]. Boston: D.C. Heath & Co., 1895.

Citazione MLA

Spalding, Volney M. Guide to the Study of Common Plants: An Introduction to Botany. [2d ed.]. D.C. Heath & Co., 1895.