Harrington, H. D. (1954). Manual of the plants of Colorado: For the identification of the ferns and flowering plants of the State. Sage Books.
Chicago-Zitierstil (17. Ausg.)Harrington, Harold D. Manual of the Plants of Colorado: For the Identification of the Ferns and Flowering Plants of the State. Denver: Sage Books, 1954.
MLA-Zitierstil (9. Ausg.)Harrington, Harold D. Manual of the Plants of Colorado: For the Identification of the Ferns and Flowering Plants of the State. Sage Books, 1954.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.