Constructing effective questionnaires.
Robert. A Peterson 
Constructing effective questionnaires. - London Sage Publication Inc. 2000 - 143p
Robert. A Peterson: Constructing effective questionnaires.. London. Sage Publication Inc., 2000. 0-7619-1641-5--(300.72PET)
ENGLISH
0-7619-1641-5
300.72 / PET
                        Constructing effective questionnaires. - London Sage Publication Inc. 2000 - 143p
Robert. A Peterson: Constructing effective questionnaires.. London. Sage Publication Inc., 2000. 0-7619-1641-5--(300.72PET)
ENGLISH
0-7619-1641-5
300.72 / PET

