Millspaugh, C. F. (1974). American medicinal plants: An illustrated and descriptive guide to plants indigenous to and naturalized in the United States which are use in medicine. Dover Publishing.
Chicago-viite (17. p.)Millspaugh, Charles Frederick. American Medicinal Plants: An Illustrated and Descriptive Guide to Plants Indigenous to and Naturalized in the United States Which Are Use in Medicine. New York: Dover Publishing, 1974.
MLA-viite (9. p.)Millspaugh, Charles Frederick. American Medicinal Plants: An Illustrated and Descriptive Guide to Plants Indigenous to and Naturalized in the United States Which Are Use in Medicine. Dover Publishing, 1974.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.