Ward, H., & Roscoe, F. (1958). The approach to teaching. G. Bell.
Chicago Style aipamenaWard, Herbert, and Frank Roscoe. The Approach to Teaching. London: G. Bell, 1958.
MLA aipamenaWard, Herbert, and Frank Roscoe. The Approach to Teaching. G. Bell, 1958.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.