APA
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Watkins Jr, J. E., Cardel{\'u}s, C., Colwell, R. K., & Moran, R. C. (2006). Species richness and distribution of ferns along an elevational gradient in Costa Rica. American Journal of Botany, 93, 73–83.
Chicago/Turabian
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Watkins Jr, James E, Catherine Cardel{\'u}s, Robert K Colwell, and Robbin C Moran. “Species Richness and Distribution of Ferns along an Elevational Gradient in Costa Rica.” American Journal of Botany 93 (2006): 73–83.
MLA
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Watkins Jr, James E., et al. “Species Richness and Distribution of Ferns along an Elevational Gradient in Costa Rica.” American Journal of Botany, vol. 93, Botanical Society of America, 2006, pp. 73–83.
BibTeX Click to copy
@article{watkins2006a,
title = {Species richness and distribution of ferns along an elevational gradient in Costa Rica},
year = {2006},
journal = {American Journal of Botany},
pages = {73--83},
publisher = {Botanical Society of America},
volume = {93},
author = {Watkins Jr, James E and Cardel{\'u}s, Catherine and Colwell, Robert K and Moran, Robbin C}
}