31 publications found
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- Member profiles
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T.w.v. € 9,95
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- Research and membership retention
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T.w.v. € 9,95
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- Questionnaire Self-efficacy to Exercise
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T.w.v. € 9,95
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- Member loyalty in fitness clubs
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T.w.v. € 9,95
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- Questionnaire on motives and motivation new...
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T.w.v. € 9,95