41. Volume 48, Number 3, Part 1: Journal of farm economics Collection: Core Historical Literature of Agriculture Publisher: American Farm Economic Association Publication Place: Menasha, Wis. Date: 1966 Format: Issue
42. Volume 48, Number 3, Part 2: Journal of farm economics Collection: Core Historical Literature of Agriculture Publisher: American Farm Economic Association Publication Place: Menasha, Wis. Date: 1966 Format: Issue
43. Volume 48, Number 4, Part 1: Journal of farm economics Collection: Core Historical Literature of Agriculture Publisher: American Farm Economic Association Publication Place: Menasha, Wis. Date: 1966 Format: Issue
44. Volume 48, Number 4, Part 2: Journal of farm economics Collection: Core Historical Literature of Agriculture Publisher: American Farm Economic Association Publication Place: Menasha, Wis. Date: 1966 Format: Issue
45. Volume 48, Number 5: Journal of farm economics Collection: Core Historical Literature of Agriculture Publisher: American Farm Economic Association Publication Place: Menasha, Wis. Date: 1966 Format: Issue