Style de citation APA (7e éd.)

Drucker, P. F. (1989). The new realities: In government and politics-- , in economy and business-- , in society-- , and in world view. Heinemann Professional Publishing.

Style de citation Chicago (17e éd.)

Drucker, Peter F. The New Realities: In Government and Politics-- , in Economy and Business-- , in Society-- , and in World View. Oxford: Heinemann Professional Publishing, 1989.

Style de citation MLA (8e éd.)

Drucker, Peter F. The New Realities: In Government and Politics-- , in Economy and Business-- , in Society-- , and in World View. Heinemann Professional Publishing, 1989.