Statistical handbook of Japan 2004
edited by Statistical Research and Training Institute
Japan Statistical Association, 2004
 Buku Referensi
Edwards, Allen L.
Statistical methods for the behavioral science
Holt, Rinehart and Winston, 1964
 Buku Teks
Ferguson, George Andrew
Statistical analysis in psychology and education
McGraw-Hill , 1989
 Buku Teks
Ferguson, George Andrew
Statistical analysis in psychology and education
McGraw-Hill , 1981
 Buku Teks
Ferguson, George Andrew
Statistical analysis in psychology and education
McGraw-Hill, 1987
 Buku Teks