Human aspects of shiftwork /
Walker, James.
Human aspects of shiftwork / James Walker. - London : Institute of Personnel Management, 1978. - 214 p. ; 18 cm.
0852921659
Shift systems.
Human aspects of shiftwork / James Walker. - London : Institute of Personnel Management, 1978. - 214 p. ; 18 cm.
0852921659
Shift systems.
