DRUCKER PETER F. (1977). PEOPLE & PERFORMANCE THE BEST OF PETER DRUCKER ON MANAGEMENT. HEINEMANN.
Chicago-čujuhus (17. p.)DRUCKER PETER F. PEOPLE & PERFORMANCE THE BEST OF PETER DRUCKER ON MANAGEMENT. LONDON: HEINEMANN, 1977.
MLA-čujuhus (9. p.)DRUCKER PETER F. PEOPLE & PERFORMANCE THE BEST OF PETER DRUCKER ON MANAGEMENT. HEINEMANN, 1977.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.