"The bureau of agriculture economics of the United States department of agriculture and the columbia university council for research in the social sciences co-operated in this study."--p.[ii]
LCCN:
37009804
Locations:
USUX851 -- Iowa State University - Parks Library (Ames)
UNUX074 -- University of Northern Iowa - Rod Library (Cedar Falls)
PLAX964 -- Luther College - Preus Library (Decorah)
UDAX314 -- Charles C. Myers Library (Dubuque)
OVUX522 -- University of Iowa Libraries (Iowa City)
OMAX631 -- Geisler Learning Resource Cntr (Pella)
PQAX094 -- Wartburg College - Vogel Library (Waverly)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.