1
by Latherby, Gayle
Published 2007
Subjects: ...Sosial sciences -- Research...
2
by Martines-Pous, Manuel
Published 1997
Subjects: ...Sosial Sciences Education -- Research -- Research...
3
by Keppel, Geoffrey
Published 1989
Subjects: ...Sosial science -- Statistical mathods;Correlation(statistics)Regression analysis...