Work sampling: instructions for district offices: general manual



368.40973 / E582wor 1965

E.U.A. Department of Health, Education and Welfare Social Security Administration

Work sampling: instructions for district offices: general manual / pres. Hugh F. McKenna. -- Estados Unidos: SSA, 1965. 55, [2] p. : cuadros; 28 cm.


Seguridad social--Perú--Estadísticas


Mckenna, Hugh F., pres.