Lewis, C. (2014). Irresistible Apps: Motivational Design Patterns for Apps, Games, and Web-based Communities (1st ed. 2014.). Apress : Imprint: Apress.
Style de citation Chicago (17e éd.)Lewis, Chris. Irresistible Apps: Motivational Design Patterns for Apps, Games, and Web-based Communities. 1st ed. 2014. Berkeley, CA: Apress : Imprint: Apress, 2014.
Style de citation MLA (8e éd.)Lewis, Chris. Irresistible Apps: Motivational Design Patterns for Apps, Games, and Web-based Communities. 1st ed. 2014. Apress : Imprint: Apress, 2014.
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