"wirtz, willard w. "
dictionary of occupational titles 1965 volume ii:: occupational classification and industry index/ willard.w. wirtz - 3 ed. - "washington, d.c : department of labour 1965." - "vii, 656p.; 29 cm."
hard cover
occupati0ns-dictionary
HD2595 / .U54 1977
dictionary of occupational titles 1965 volume ii:: occupational classification and industry index/ willard.w. wirtz - 3 ed. - "washington, d.c : department of labour 1965." - "vii, 656p.; 29 cm."
hard cover
occupati0ns-dictionary
HD2595 / .U54 1977