APA
Rector M. E., Kouwenberg A., Wilhelm S. I., Robertson G. J., McKay D. W., Fitzsimmons M. G., Baker C. R., Cameron-Macmillan M. L., Walsh C. J. & Storey A. E. (20130111). Corticosterone levels of Atlantic puffins vary with breeding stage and sex but are not elevated in poor foraging years. : General and comparative endocrinology.
Chicago
Rector M E, Kouwenberg A-L, Wilhelm S I, Robertson G J, McKay D W, Fitzsimmons M G, Baker C R, Cameron-Macmillan M L, Walsh C J and Storey A E. 20130111. Corticosterone levels of Atlantic puffins vary with breeding stage and sex but are not elevated in poor foraging years. : General and comparative endocrinology.
Harvard
Rector M. E., Kouwenberg A., Wilhelm S. I., Robertson G. J., McKay D. W., Fitzsimmons M. G., Baker C. R., Cameron-Macmillan M. L., Walsh C. J. and Storey A. E. (20130111). Corticosterone levels of Atlantic puffins vary with breeding stage and sex but are not elevated in poor foraging years. : General and comparative endocrinology.
MLA
Rector M E, Kouwenberg A-L, Wilhelm S I, Robertson G J, McKay D W, Fitzsimmons M G, Baker C R, Cameron-Macmillan M L, Walsh C J and Storey A E. Corticosterone levels of Atlantic puffins vary with breeding stage and sex but are not elevated in poor foraging years. : General and comparative endocrinology. 20130111.