National Society for the Study of Education, Whipple, G. M., Colvin, S. S., Thorndike, E. L., Rugg, H. O., Holmes, H. W., . . . Gambrill, B. L. (1923). Intelligence tests and their use: Pt. I. the nature, history, and general principles of intelligence testing. Pt. II. The administrative use of intelligence tests. Public School Publishing Company.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Society for the Study of Education, et al. Intelligence Tests and Their Use: Pt. I. the Nature, History, and General Principles of Intelligence Testing. Pt. II. The Administrative Use of Intelligence Tests. Bloomington, Ill: Public School Publishing Company, 1923.
Παραπομπή σε μορφή MLA (9th εκδ.)National Society for the Study of Education, et al. Intelligence Tests and Their Use: Pt. I. the Nature, History, and General Principles of Intelligence Testing. Pt. II. The Administrative Use of Intelligence Tests. Public School Publishing Company, 1923.