By Cleveland H. Harrington   Gilson Michael   in Journal of Youth and Adolescence

ISSN:0047-2891|33|4|319-329

Springer Publishing Company ‎(2004)‎

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By Hnizdo Vladimir   Gilson Michael K.   in Entropy

ISSN:1099-4300|12|3|578-590

MDPI‎(2010)‎

Access to resources Favorite 9.996876