Crossman, C. A., Rohwer, V. G., & Martin, P. R. (2011). Variation in the Structure of Bird Nests between Northern Manitoba and Southeastern Ontario. Public Library of Science.
استشهاد بنمط شيكاغوCrossman, Carla A., Vanya G. Rohwer, و Paul R. Martin. Variation in the Structure of Bird Nests between Northern Manitoba and Southeastern Ontario. Public Library of Science, 2011.
MLA استشهادCrossman, Carla A., Vanya G. Rohwer, و Paul R. Martin. Variation in the Structure of Bird Nests between Northern Manitoba and Southeastern Ontario. Public Library of Science, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.