Lewis, J. L. (1972). Teaching school physics. Penguin Books.
Chicago Style aipamenaLewis, John L. Teaching School Physics. Harmondsworth, Middlesex: Penguin Books, 1972.
MLA aipamenaLewis, John L. Teaching School Physics. Penguin Books, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.