APA citiranje
Spellenberg, R., Earle, C. J., Nelson, G., More, D., & Hughes, A. K. (2014). Trees of Western North America. Princeton University Press.
Chicago Style (17th ed.) Citation
Spellenberg, Richard, Christopher J. Earle, Gil Nelson, David More, and Amy K. Hughes. Trees of Western North America. Princeton, New Jersey: Princeton University Press, 2014.
MLA citiranje
Spellenberg, Richard, et al. Trees of Western North America. Princeton University Press, 2014.
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