Guyau, J. M., & Greenstreet, W. J. (1897). Education and heredity. A study in sociology. W. Scott.
Lua i Stíl Chicago (17ú heag.)Guyau, Jean Marie, agus William John Greenstreet. Education and Heredity. A Study in Sociology. London: W. Scott, 1897.
Lua MLA (9ú heag.)Guyau, Jean Marie, agus William John Greenstreet. Education and Heredity. A Study in Sociology. W. Scott, 1897.
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