Educational Testing Service & Angoff, W. H. (1971). The College Board Admissions Testing Program: A technical report on research and development activities relating to the Scholastic Aptitude Test and Achievement Tests. College Entrance Examination Board.
Cytowanie według stylu Chicago (wyd. 17)Educational Testing Service i William H. Angoff. The College Board Admissions Testing Program: A Technical Report on Research and Development Activities Relating to the Scholastic Aptitude Test and Achievement Tests. New York: College Entrance Examination Board, 1971.
Cytowanie według stylu MLA (wyd. 9)Educational Testing Service i William H. Angoff. The College Board Admissions Testing Program: A Technical Report on Research and Development Activities Relating to the Scholastic Aptitude Test and Achievement Tests. College Entrance Examination Board, 1971.