Fetters, W. B. (1976). National longitudinal study of the high school class of 1972, base-year study: Student questionnaire and test results by academic ability, socioeconomic status, and region. U.S. Dept. of Health, Education, and Welfare, Education Division, National Center for Education Statistics [u.a.].
Chicago-Zitierstil (17. Ausg.)Fetters, William Brooke. National Longitudinal Study of the High School Class of 1972, Base-year Study: Student Questionnaire and Test Results by Academic Ability, Socioeconomic Status, and Region. Washington: U.S. Dept. of Health, Education, and Welfare, Education Division, National Center for Education Statistics [u.a.], 1976.
MLA-Zitierstil (9. Ausg.)Fetters, William Brooke. National Longitudinal Study of the High School Class of 1972, Base-year Study: Student Questionnaire and Test Results by Academic Ability, Socioeconomic Status, and Region. U.S. Dept. of Health, Education, and Welfare, Education Division, National Center for Education Statistics [u.a.], 1976.