Dyfyniad APA

DRUCKER PETER F. (1992). MANAGING FOR THE FUTURE. BUTTERWORTH-HEINEMANN.

Dyfyniad Arddull Chicago

DRUCKER PETER F. MANAGING FOR THE FUTURE. LONDON: BUTTERWORTH-HEINEMANN, 1992.

Dyfyniad MLA

DRUCKER PETER F. MANAGING FOR THE FUTURE. BUTTERWORTH-HEINEMANN, 1992.

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