INST OF PERSONNEL MANAGEMENT. (1982). PRODUCTIVITY MEASUREMENT. INSTITUTE OF PERSONNEL MANAGEMENT.
Chicago-čujuhus (17. p.)INST OF PERSONNEL MANAGEMENT. PRODUCTIVITY MEASUREMENT. LONDON: INSTITUTE OF PERSONNEL MANAGEMENT, 1982.
MLA-čujuhus (9. p.)INST OF PERSONNEL MANAGEMENT. PRODUCTIVITY MEASUREMENT. INSTITUTE OF PERSONNEL MANAGEMENT, 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.