Since it was first published more than twenty-five years ago, Asking Questions has become a classic guide for designing questionnaires¾the most widely used method for collecting information about people?s attitudes and behavior. An essential tool for...
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▲8.31%
May 20, 2022
€38.56
▲68.29%
Jan 27, 2022
€35.60
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€21.16
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€21.14
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€21.20
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€21.18
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€21.04
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€21.03
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€21.02
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Dec 28, 2021
€20.75