Development Quotes - Page 23
"British Relations with China". Book by Irving Sigmund Friedman, p.138, 1940.
Käthe Kollwitz, Hans Kollwitz (1988). “The diary and letters of Kaethe Kollwitz”, Northwestern Univ Pr
Karl Marx, Friedrich Engels, Philip Gasper (2005). “The Communist Manifesto: A Road Map to History's Most Important Political Document”, p.71, Haymarket Books
Josiah Strong (1963). “Our Country”
Jerry A. Coyne (2009). “Why Evolution Is True”, p.106, Penguin
James Mark Baldwin (1913). “History of Psychology: A Sketch and an Interpretation”