Cita APA (7th ed.)
Gangel, K. O. (1974). 24 ways to improve your teaching. Victor Books.
Cita Chicago (17th ed.)
Gangel, Kenneth O. 24 Ways to Improve Your Teaching. Wheaton, Ill.: Victor Books, 1974.
Cita MLA (9th ed.)
Gangel, Kenneth O. 24 Ways to Improve Your Teaching. Victor Books, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.