APA Edition Citation

McElwain, J. C., & Willis, K. J. (2005). The Evolution of Plants.

Chicago Edition Citation

McElwain, J C., and K J. Willis. The Evolution of Plants. NewDelhi, Oxford, 2005.

MLA Edition Citation

McElwain, J C., and K J. Willis. The Evolution of Plants. 2005.

Warning: These citations may not always be 100% accurate.