An occupational classification for research workers
Subtitle: college graduates--men
By: by Phillip J. Rulon and Robert J. Blanton.
Contributors: Blanton, Robert Joshua, 1912- joint author.; Harvard University. Graduate School of Education.
Publisher: Graduate School of Education, Harvard University
Published: 1939
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 47
Subjects: Occupations -- Classification.; Professions -- Classification.