Rugg, H. O. (1917). Statistical methods applied to education: A textbook for students of education in the quantitative study of school problems. Houghton Mifflin Company.
Chicago (17e ed.) BronvermeldingRugg, Harold Ordway. Statistical Methods Applied to Education: A Textbook for Students of Education in the Quantitative Study of School Problems. Boston, New York [etc.]: Houghton Mifflin Company, 1917.
MLA (8e ed.) BronvermeldingRugg, Harold Ordway. Statistical Methods Applied to Education: A Textbook for Students of Education in the Quantitative Study of School Problems. Houghton Mifflin Company, 1917.
Let op: Deze citaties zijn niet altijd 100% accuraat.