Questionnaire design, interviewing and attitude measurement /

• Main Author: Oppenheim, A. N. (Abraham Naftali), 1924- (συγγραφέας.)
• Format: Book
• Language: English
• Published: London : Pinter Publications, 2006.
• Edition: New ed.
• Subjects: Κοινωνικές επιστήμες > Έρευνα.