- . XX (Wren, 1987). , , , Specialty Guidelines (, 1981).
XX , : (Psychology and Industrial Efficiency) (Muensterberg, 1913). ; - . , , . , , . , (Landy, 1992).
, 1913 , . , , . , . , , (Scott, 191 la,b).
, . , , (Gilbreth) , (job design) , , - .
1918 . , , , . , . , , .
- , .