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Authors: SCHWARZ N HIPPLER HJ
Citation: N. Schwarz et Hj. Hippler, THE NUMERIC VALUES OF RATING-SCALES - A COMPARISON OF THEIR IMPACT INMAIL SURVEYS AND TELEPHONE INTERVIEWS, International journal of public opinion research, 7(1), 1995, pp. 72-74

Authors: SCHWARZ N HIPPLER HJ
Citation: N. Schwarz et Hj. Hippler, SUBSEQUENT QUESTIONS MAY INFLUENCE ANSWERS TO PRECEDING QUESTIONS IN MAIL SURVEYS, Public opinion quarterly, 59(1), 1995, pp. 93-97
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