Silberman, M. L., & Lawson, K. (1995). 101 ways to make training active. Pfeiffer.
Cita Chicago (17th ed.)Silberman, Melvin L., i Karen Lawson. 101 Ways to Make Training Active. San Francisco: Pfeiffer, 1995.
Cita MLA (9th ed.)Silberman, Melvin L., i Karen Lawson. 101 Ways to Make Training Active. Pfeiffer, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.