Ego development in the college years: Two longitudinal studies

Statistical Analysis in Psychology and Education.

Holly Smith, George A. Ferguson · Journal of the American Statistical Association · 1967 · 2.2K citations

Natural Sciences, Educational Psychology, Psychology +12

Statistical Analysis in Psychology and Education.

Penny Jackson, George A. Ferguson · Journal of the Royal Statistical Society Series A (General) · 1972 · 649 citations

Natural Sciences, Educational Psychology, Psychology +12

Ego Development: Conceptions and Theories

J. Broughton, Marta K. Zahaykevich · Telos · 1977 · 643 citations

Education, Human Development, Psychology +7

Statistical Analysis in Psychology and Education

G. Arnold, George Ferguson, Yoshio Takane · Journal of Educational Statistics · 1991 · 464 citations

Natural Sciences, Biostatistics, Psychology +12

Measuring Ego Development, Vol. 1: Construction and Use of a Sentence Completion Test

Robert R. Holt · The Journal of Nervous and Mental Disease · 1974 · 275 citations

Social Sciences, Educational Assessment, Psychology +9