APA

Ardrey R., . (1970). The territorial imperative: a personal inquiry into the animal origins of property and nations. New York: Atheneum.

Chicago

Ardrey Robert, . 1970. The territorial imperative: a personal inquiry into the animal origins of property and nations. New York: Atheneum.

Harvard

Ardrey R., . (1970). The territorial imperative: a personal inquiry into the animal origins of property and nations. New York: Atheneum.

MLA

Ardrey Robert, . The territorial imperative: a personal inquiry into the animal origins of property and nations. New York: Atheneum. 1970.