DRUCKER PETER F. (1992). INNOVATION & ENTREPRENEURSHIP: PRACTICE & PRINCIPLES. EAST WEST BOOK.
Chicago-čujuhus (17. p.)DRUCKER PETER F. INNOVATION & ENTREPRENEURSHIP: PRACTICE & PRINCIPLES. NEW DELHI: EAST WEST BOOK, 1992.
MLA-čujuhus (9. p.)DRUCKER PETER F. INNOVATION & ENTREPRENEURSHIP: PRACTICE & PRINCIPLES. EAST WEST BOOK, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.