Solution Manual for Research Methods: The Essential Knowledge Base Published April 4, 2019 at 300 × 376 in Solution Manual: Research Methods: The Essential Knowledge Base, 2nd Edition, William Trochim, James P. Donnelly, Kanika Arora, ISBN-10: 1133954774, ISBN-13: 9781133954774 Solution Manual for Research Methods: The Essential Knowledge Base Solution Manual for Research Methods: The Essential Knowledge Base