APA citiranje

Dupree, A. H. (1959). Asa Gray, 1810-1888. Belknap Press of Harvard University Press.

Chicago Style (17th ed.) Citation

Dupree, A. Hunter. Asa Gray, 1810-1888. Cambridge: Belknap Press of Harvard University Press, 1959.

MLA citiranje

Dupree, A. Hunter. Asa Gray, 1810-1888. Belknap Press of Harvard University Press, 1959.