APA način citiranja

Bridgham, J. T., Ortlund, E. A., & Thornton, J. W. (2009). An epistatic ratchet constrains the direction of glucocorticoid receptor evolution. Nature.

Čikaški stil citiranja

Bridgham, Jamie T., Eric A. Ortlund, i Joseph W. Thornton. "An Epistatic Ratchet Constrains the Direction of Glucocorticoid Receptor Evolution." Nature 2009.

MLA način citiranja

Bridgham, Jamie T., Eric A. Ortlund, i Joseph W. Thornton. "An Epistatic Ratchet Constrains the Direction of Glucocorticoid Receptor Evolution." Nature 2009.