Ohio State University. Department of Agricultural Economics and Rural Sociology & Ohio Agricultural Research and Development Center. Economics and sociology occasional paper. Agricultural Economics and Rural Sociology, Ohio State University : Ohio Agricultural Research and Development Center.
Chicago-referens (17:e uppl.)Ohio State University. Department of Agricultural Economics and Rural Sociology och Ohio Agricultural Research and Development Center. Economics and Sociology Occasional Paper. Columbus, Ohio: Agricultural Economics and Rural Sociology, Ohio State University : Ohio Agricultural Research and Development Center.
MLA-referens (8:e uppl.)Ohio State University. Department of Agricultural Economics and Rural Sociology och Ohio Agricultural Research and Development Center. Economics and Sociology Occasional Paper. Agricultural Economics and Rural Sociology, Ohio State University : Ohio Agricultural Research and Development Center.