@book{ BB06922482, author = "Glass, Gene V. and Hopkins, Kenneth D.", title = "Statistical methods in education and psychology, Gene V. V. Glass, Kenneth D. Hopkins, 3rd edition", publisher = "Content Technologies", year = "2011", series = "Cram101 textbook outlines to accompany", number = "", URL = "https://ci.nii.ac.jp/ncid/BB06922482" }