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1Published 1928### CRL customization ### ?> ### Add publisher and desc details ### ?>Norman, Okla. : The Bureau, 1928-v. : ill. ; 30 cm.Available on microfilm from University Microfilms International.
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2Published 1972### CRL customization ### ?> ### Add publisher and desc details ### ?>[Norman, Okla.] : Bureau for Business and Economic Research, College of Business Administration, University of Oklahoma, 1972-v. : ill. ; 23 cm.