Keating, Daniel P. (Ed.). Intellectual talent: Research and development. Baltimore, Md.21218: The Johns Hopkins University Press, 1975.
2.
Oden, Melita H.The fulfillment of promise: 40-year follow-up of the Terman gifted group. Genetic Psychology Monographs, 1968 , 77, 3-93.
3.
Pressey, Sidney L.Educational acceleration: Appraisal and basic problems. Bureau of Educational Research Monographs, Ohio State . University, No. 31. Columbus: Ohio State University Press, 1949.
4.
Stanley, Julian C.; Keating, Daniel P.; and Fox, Lynn H. (Eds.). Mathematical talent: Discovery, description, and development . Baltimore, Md.21218: The Johns Hopkins University Press, 1974.
