Matches in Harvard for { ?s ?p Dictionary of occupational titles (DOT), Part I, current population survey, April 1971, augmented with DOT characteristics, and Dictionary of occupational titles (DOT), Part II, fourth edition dictionary of DOT scores for 1970 census categories [computer file] / principal investigator, National Academy of Sciences, Committee on Occupational Classification and Analysis.. }
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- catalog title "Dictionary of occupational titles (DOT), Part I, current population survey, April 1971, augmented with DOT characteristics, and Dictionary of occupational titles (DOT), Part II, fourth edition dictionary of DOT scores for 1970 census categories [computer file] / principal investigator, National Academy of Sciences, Committee on Occupational Classification and Analysis.".