//-->
Energy intake and productivity of Guatemalan sugarcane cutters : An empirical test of the efficiency wage hypothesis part II
Immink, Maarten D. C., (1981)
Energy intake and productivity of Guatemalan sugarcane cutters : an empirical test of the efficiency wage hypothesis ; P. 1.
Energy intake and productivity of Guatemalan sugarcane cutters : an empirical test of the efficiency wage hypothesis ; P. 2.