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Journal Article Primary and Secondary Validity of Consumer Purchase Probabilities Get access Donald H. Granbois, Donald H. Granbois Search for other works by this author on: Oxford Academic PubMed Google Scholar John O. Summers John O. Summers Search for other works by this author on: Oxford Academic PubMed Google Scholar Journal of Consumer Research, Volume 1, Issue 4, March 1975, Pages 31–38, https://doi.org/10.1086/208605 Published: 01 March 1975
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Granbois et al. (1975) studied this question.
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