APA aipamena

DRUCKER PETER F. (1981). MANAGING IN TURBULENT TIMES. PAN BOOKS LTD.

Chicago Style aipamena

DRUCKER PETER F. MANAGING IN TURBULENT TIMES. LONDON: PAN BOOKS LTD, 1981.

MLA aipamena

DRUCKER PETER F. MANAGING IN TURBULENT TIMES. PAN BOOKS LTD, 1981.