Gerbig, K. M. (2008). Strategies for Community Outreach. Motivational Strategies That Work!
Citazione stile Chigago Style (17a edizione)Gerbig, Kori M. Strategies for Community Outreach. Motivational Strategies That Work! 2008.
Citatione MLA (9a ed.)Gerbig, Kori M. Strategies for Community Outreach. Motivational Strategies That Work! 2008.
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