Cita APA

Callaway, R. M., Brooker, R. W., Choler, P., Kikvidze, Z., Lortie, C. J., Michalet, R., . . . Cook, B. J. (2002). Positive interactions among alpine plants increase with stress. Web

Citación estilo Chicago

Callaway, Ragan M., et al. Positive Interactions Among Alpine Plants Increase With Stress. 2002.

Cita MLA

Callaway, Ragan M., et al. Positive Interactions Among Alpine Plants Increase With Stress. 2002.