APA

Hitchings B., . (1974). Marketing as a cybernetic system. New York: Alexander Hamilton Institute.

Chicago

Hitchings Bradley, . 1974. Marketing as a cybernetic system. New York: Alexander Hamilton Institute.

Harvard

Hitchings B., . (1974). Marketing as a cybernetic system. New York: Alexander Hamilton Institute.

MLA

Hitchings Bradley, . Marketing as a cybernetic system. New York: Alexander Hamilton Institute. 1974.