APA

Collins H. H., . (1959). Complete field guide to American wildlife: East, Central, and North. New York: Harper.

Chicago

Collins Henry Hill, . 1959. Complete field guide to American wildlife: East, Central, and North. New York: Harper.

Harvard

Collins H. H., . (1959). Complete field guide to American wildlife: East, Central, and North. New York: Harper.

MLA

Collins Henry Hill, . Complete field guide to American wildlife: East, Central, and North. New York: Harper. 1959.