Oppenheim,, A. N.
Questionnaire design, interviewing and attitude measurement / A. N. Oppenheim
Questionnaire design, interviewing and attitude measurement / A. N. Oppenheim
. - London : Pinter, imp. 1997
. - 303 p. : il. 23 cm
1-85567-044-5 (Brochado)
303.622