APA

Delgiudice G. D., Moen R. A., Singer F. J. & Riggs M. R. (2001). Winter nutritional restriction and simulated body condition of Yellowstone elk and bison before and after the fires of 1988. Massachusetts, Amherst: Wildlife Society.

Chicago

Delgiudice Glenn D, Moen Ron A, Singer Francis J and Riggs Michael R. 2001. Winter nutritional restriction and simulated body condition of Yellowstone elk and bison before and after the fires of 1988. Massachusetts, Amherst: Wildlife Society.

Harvard

Delgiudice G. D., Moen R. A., Singer F. J. and Riggs M. R. (2001). Winter nutritional restriction and simulated body condition of Yellowstone elk and bison before and after the fires of 1988. Massachusetts, Amherst: Wildlife Society.

MLA

Delgiudice Glenn D, Moen Ron A, Singer Francis J and Riggs Michael R. Winter nutritional restriction and simulated body condition of Yellowstone elk and bison before and after the fires of 1988. Massachusetts, Amherst: Wildlife Society. 2001.