ebrary, Inc, & Askew, S. (2000). Feedback for learning. RoutledgeFalmer.
Chicago Style (17th ed.) Zitazioaebrary, Inc, eta Sue Askew. Feedback for Learning. London: RoutledgeFalmer, 2000.
MLA (9th ed.) Zitazioaebrary, Inc, eta Sue Askew. Feedback for Learning. RoutledgeFalmer, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.