@misc{Edwards_Alba_M._(1872-1947)_Alphabetical_1937,
 author={Edwards, Alba M. (1872-1947)},
 address={Washington},
 howpublished={online},
 year={1937},
 publisher={United States Government Printing Office},
 title={Alphabetical index of occupations by industries and social-economic groups 1937},
 keywords={klasyfikacja zawodów},
}