Gaya APA

Knowlton, L, W., Phillips, C, C. (2013). The Logic Model Guidebook: Better Strategies for Great Results 2nd Edition (2nd Edition). United States of America: Sage Publications, Inc..

Gaya MLA

Knowlton, Lisa, Wyatt., Phillips, Cynthia, C.. "The Logic Model Guidebook: Better Strategies for Great Results 2nd Edition". 2nd Edition United States of America: Sage Publications, Inc., 2013. Textbook.