Style de citation APA (7e éd.)

Drucker, P. F. (1980). Managing in turbulent times. Harper & Row; Butterworth-Heinemann.

Style de citation Chicago (17e éd.)

Drucker, Peter F. Managing in Turbulent Times. New York ; Oxford: Harper & Row; Butterworth-Heinemann, 1980.

Style de citation MLA (8e éd.)

Drucker, Peter F. Managing in Turbulent Times. Harper & Row; Butterworth-Heinemann, 1980.