DRUCKER PETER F. (1980). MANAGING IN TURBULENT TIMES. ALLIED PUBLISHERS.
Chicago-čujuhus (17. p.)DRUCKER PETER F. MANAGING IN TURBULENT TIMES. MUMBAI: ALLIED PUBLISHERS, 1980.
MLA-čujuhus (9. p.)DRUCKER PETER F. MANAGING IN TURBULENT TIMES. ALLIED PUBLISHERS, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.