Sapre, S. (1970). Douglas McGregar-his management thyeory. Govt. Centre Press.
Chicago-čujuhus (17. p.)Sapre, S. Douglas McGregar-his Management Thyeory. Bombay: Govt. Centre Press, 1970.
MLA-čujuhus (9. p.)Sapre, S. Douglas McGregar-his Management Thyeory. Govt. Centre Press, 1970.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.