31. Volume 36, Number 2: Rural sociology Collection: Core Historical Literature of Agriculture Publisher: Rural Sociological Society Publication Place: Columbia, Mo. Date: 1971 Format: Issue
32. Volume 36, Number 3: Rural sociology Collection: Core Historical Literature of Agriculture Publisher: Rural Sociological Society Publication Place: Columbia, Mo. Date: 1971 Format: Issue
33. Volume 36, Number 4: Rural sociology Collection: Core Historical Literature of Agriculture Publisher: Rural Sociological Society Publication Place: Columbia, Mo. Date: 1971 Format: Issue
34. Volume 36, Index : Rural sociology Collection: Core Historical Literature of Agriculture Publisher: Rural Sociological Society Publication Place: Columbia, Mo. Date: 1971 Format: Issue