المؤلفون: Howard, William Johnston, Murie, Adolph, Bebb, William, Mohr, Carl O., Miller, Loye, Hibbard, Claude W., Allan, Philip F., Kilby, John D., Borell, A. E., Breckenridge, W. J., Wislocki, G. B., Enders, R. K., Hudson, George E.

المصدر: Journal of Mammalogy, 1935 Nov 01. 16(4), 321-330.

URL الوصول: https://www.jstor.org/stable/1374644