Petri,Herbert, & Govern,John. (2013). Motivation: Theory,research and application (6th.). Cengage learning.
Chicago Edition CitationPetri,Herbert, and Govern,John. Motivation: Theory,research and Application. 6th. Ustralia: Cengage learning, 2013.
MLA Edition CitationPetri,Herbert, and Govern,John. Motivation: Theory,research and Application. 6th. Cengage learning, 2013.
Warning: These citations may not always be 100% accurate.