下程勇吉, 1904-

Ninomiya Sontoku no ningengakuteki kenkyū / Shitahodo Yūkichi cho.

二宮尊徳の人間学的研究 / 下程勇吉著.

Shohan.

初版.

Chiba-ken Kashiwa-shi : Hiroike Gakuen Jigyōbu, Shōwa 40 [1965] (Shōwa 51 [1976] printing)

千葉県柏市 : 広池学園事業部, 昭和40 [1965] (昭和51 [1976] printing)

Includes bibliographical references and index.

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Agricultural economists > Japan > Biography.

Ethics > Japan.