Cooperrider, D. L. W. (2005). Appreciative Inquiry. Allen Lane.
Chicago Style aipamenaCooperrider, David L; Whitney. Appreciative Inquiry. Allen Lane, 2005.
MLA aipamenaCooperrider, David L; Whitney. Appreciative Inquiry. Allen Lane, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.