APA aipamena

DRUCKER , P. (1989). MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. ALLIED PUB.

Chicago Style aipamena

DRUCKER , P.F. MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. AHMEDABAD: ALLIED PUB, 1989.

MLA aipamena

DRUCKER , P.F. MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. ALLIED PUB, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.