"Report of the Committee on the Sterilization of Criminals," Journal of the Institute of Criminal Law and Criminology, septiembre de 1916. De las operaciones mencionadas, se dice que 634 se realizaron en personas dementes y una en un criminal.

Guyer, M. F., Wisconsin Eugenics Legislation. Trans. Amer. Asso. Study and Prevention of Infant Mortality, 1917, pp. 92-97.

Eugenics Record Office, Bulletin No. 10 A, The Scope of the Committee's Work, Cold Spring Harbor, L. I., Feb., 1914; No. 10 B, The Legal, Legislative and Administrative Aspects of Sterilization, same date.

Eugenics Record Office Bulletin No. 9: State Laws Limiting Marriage Selection Examined in the Light of Eugenics. Cold Spring Harbor, L. I., June, 1913.

Penrose, Clement A., Sanitary Conditions in the Bahama Islands, Geographical Society of Baltimore, 1905.

Véase von Gruber y Rüdin, Fortpflanzung, Vererbung, Rassenhygiene, p. 169, Múnich, 1911.

Davenport, Charles B., Heredity in Relation to Eugenics, págs. 184 y sigs., Nueva York, 1911.