APA

Kelm C. A., Forbes-Lorman R. M., Auger C. J. & Riters L. V. (20110713). Mu-opioid receptor densities are depleted in regions implicated in agonistic and sexual behavior in male European starlings (Sturnus vulgaris) defending nest sites and courting females. : Behavioural brain research.

Chicago

Kelm Cynthia A, Forbes-Lorman Robin M, Auger Catherine J and Riters Lauren V. 20110713. Mu-opioid receptor densities are depleted in regions implicated in agonistic and sexual behavior in male European starlings (Sturnus vulgaris) defending nest sites and courting females. : Behavioural brain research.

Harvard

Kelm C. A., Forbes-Lorman R. M., Auger C. J. and Riters L. V. (20110713). Mu-opioid receptor densities are depleted in regions implicated in agonistic and sexual behavior in male European starlings (Sturnus vulgaris) defending nest sites and courting females. : Behavioural brain research.

MLA

Kelm Cynthia A, Forbes-Lorman Robin M, Auger Catherine J and Riters Lauren V. Mu-opioid receptor densities are depleted in regions implicated in agonistic and sexual behavior in male European starlings (Sturnus vulgaris) defending nest sites and courting females. : Behavioural brain research. 20110713.