1. 1
   ESS

   出版 1973

   Columbus, Ohio, Dept. of Agricultural Economics and Rural Sociology, Ohio State University, 1973-

   no. 28 cm.

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   Center for Research Libraries: no.497-614 (Nov 1973-1984)
   

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2. 2
   ESM

   [Columbus] : Dept. of Agricultural Economics & Rural Sociology, Ohio State University : Ohio Cooperative Extension Service.

   volumes ; 28 cm.

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   Center for Research Libraries: no.450-496 (May 1970-1973)
   

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