DRUCKER , P. (1989). MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. ALLIED PUB.
Chicago-čujuhus (17. p.)DRUCKER , P.F. MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. AHMEDABAD: ALLIED PUB, 1989.
MLA-čujuhus (9. p.)DRUCKER , P.F. MANAGEMENT TASKS RESPONSIBILITIES PRACTICES. ALLIED PUB, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.