SPSS for windows version 9.0 a basic tutorial. (includes disk).

Xehetasun bibliografikoak
Egile nagusia:	Shaffer, Richard A., [et al]
Formatua:	Liburua
Argitaratua:	New York Mcgraw-Hill c1999.
Gaiak:	SPSS (Computer file) SPSS for windows (Programmed instruction) Social sciences > Statistical methods > Computer programs. Economics > Statistical methods > Computer programs.