By Engel Rafael   in Journal of Gambling Studies

ISSN:1050-5350|26|4|611-622

Springer Publishing Company ‎(2010)‎

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By Petracchi Helen   Mallinger Gayle   Engel Rafael J.   Rishel Carrie W.   Washburn Carol   in Journal of Technology in Human Services

ISSN:1522-8835|23|3-4|299-310

Haworth Press‎(2005)‎

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