Gaya APA

[et.al.], J, G, H. (2011). Is leaf dry matter content a better predictor of soil fertility than specific leaf area? . : Oxford University Press.

Gaya MLA

[et.al.], J., G., Hodgson. "Is leaf dry matter content a better predictor of soil fertility than specific leaf area?". : Oxford University Press, 2011. e-journal.