Iowa occupational labor force estimates :
1991 annual average.
APA Citation
Iowa. Department of Employment Services. Labor Market Information Unit. (1992). Iowa occupational labor force estimates: 1991 annual average. Des Moines, Iowa (1000 E. Grand Ave., Des Moines 50319-0209): Dept. of Employment Services, Labor Market Information Unit, Audit and Analysis Section.
MLA Citation
Iowa. Department of Employment Services. Labor Market Information Unit. Iowa Occupational Labor Force Estimates: 1991 Annual Average. Des Moines, Iowa (1000 E. Grand Ave., Des Moines 50319-0209): Dept. of Employment Services, Labor Market Information Unit, Audit and Analysis Section, 1992.
Warning: These citations may not always be complete (especially for serials).