'Kosakukai (The Farmer's Association),' included in "The collected works of books on Japanese Agriculture, Volume 63, Agricultural Community Development," Edited by Tsuneo SATO (Rural Culture Association, 1995) ISBN 4-540-94013-9 - records of meetings held by the farmer's association.
「耕作会」『日本農書全集第63巻農村振興』佐藤常雄編集（農山漁村文化協会、1995年）ISBN4-540-94013-9-開催した農業研究会の記録。