APA (7th ed.) Citation

Lewis, J. L. (1976). New trends in physics teaching. Unesco.

Chicago Style (17th ed.) Citation

Lewis, John L. New Trends in Physics Teaching. Paris: Unesco, 1976.

MLA (9th ed.) Citation

Lewis, John L. New Trends in Physics Teaching. Unesco, 1976.

Warning: These citations may not always be 100% accurate.