Style de citation APA (7e éd.)

Drucker, P. F. (2017). The Theory of the Business. Harvard Business Review Press.

Style de citation Chicago (17e éd.)

Drucker, Peter F. The Theory of the Business. Boston, Massachesutts: Harvard Business Review Press, 2017.

Style de citation MLA (9e éd.)

Drucker, Peter F. The Theory of the Business. Harvard Business Review Press, 2017.