Journal of the History of the Behavioral Sciences, 1990, v. 26, n. 3, p. 318, doi. 10.1002/1520-6696(199007)26:3<318::AID-JHBS2300260358>3.0.CO;2-O
Journal of the History of the Behavioral Sciences, 1990, v. 26, n. 3, p. 312, doi. 10.1002/1520-6696(199007)26:3<312::AID-JHBS2300260356>3.0.CO;2-B