by John D. Rockefeller, Jnr

Hutchinson c1925

Available at 6 libraries

[ジョン・デイ・ロツクフエラー著] ; [協調会訳編]

協調会 1921 社會政策資料

Available at 8 libraries

by John D. Rockefeller, Jr.

[s.n.] [1918]

Available at 1 libraries

by George J. Kneeland ; with a supplementary chapter by Katharine Bement Davis ; introduction by John D. Rockefeller, Jr

Century 1913 Publications of the Bureau of Social Hygiene

Available at 10 libraries