H

Hellmut R. Lang

2 books found

Books by Hellmut R. Lang
Models, strategies, and methods for effective teachingHellmut R. Lang
⏱ 8h 29m

Models, strategies, and methods for effective teaching

Hellmut R. Lang

2006509 pp.
TeachingHellmut R. Lang
⏱ 8h 57m

Teaching

Hellmut R. Lang

1994537 pp.