@article{MET_1960__3_175083,
     author = {Erich Mittenecker},
     title = {Statistical analysis in psychology and education -  {Ferguson,} {G.A.}},
     journal = {Metrika},
     pages = {166--167},
     publisher = {mathdoc},
     volume = {3},
     year = {1960},
     url = {http://geodesic.mathdoc.fr/item/MET_1960__3_175083/}
}