Rugg, H. (1917). Statistical methods applied to education: A textbook for students of education in the quantitative study of school problems. Houghton Mifflin.
Chicago-Zitierstil (17. Ausg.)Rugg, Harold. Statistical Methods Applied to Education: A Textbook for Students of Education in the Quantitative Study of School Problems. Boston [u.a.]: Houghton Mifflin, 1917.
MLA-Zitierstil (9. Ausg.)Rugg, Harold. Statistical Methods Applied to Education: A Textbook for Students of Education in the Quantitative Study of School Problems. Houghton Mifflin, 1917.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.