APA (7e ed.) Bronvermelding

Ackoff, R. L. (1978). The art of problem solving, accompanied by Ackoff's fables. John Wiley.

Chicago (17e ed.) Bronvermelding

Ackoff, Russell Lincoln. The Art of Problem Solving, Accompanied by Ackoff's Fables. New York: John Wiley, 1978.

MLA (9e ed.) Bronvermelding

Ackoff, Russell Lincoln. The Art of Problem Solving, Accompanied by Ackoff's Fables. John Wiley, 1978.