Cite
Cannibalism and predation on black bears by grizzly bears in the Yellowstone ecosystem, 1975-1990
MLA
Mattson, David J., et al. “Cannibalism and Predation on Black Bears by Grizzly Bears in the Yellowstone Ecosystem, 1975-1990.” Journal of Mammalogy, vol. 73, no. 2, May 1992, p. 422. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsggo&AN=edsgcl.12730779&authtype=sso&custid=ns315887.
APA
Mattson, D. J., Knight, R. R., & Blanchard, B. M. (1992). Cannibalism and predation on black bears by grizzly bears in the Yellowstone ecosystem, 1975-1990. Journal of Mammalogy, 73(2), 422.
Chicago
Mattson, David J., Richard R. Knight, and Bonnie M. Blanchard. 1992. “Cannibalism and Predation on Black Bears by Grizzly Bears in the Yellowstone Ecosystem, 1975-1990.” Journal of Mammalogy 73 (2): 422. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsggo&AN=edsgcl.12730779&authtype=sso&custid=ns315887.