Silberman, M. (2006). Active training: A handbook of techniques, designs, case examples, and tips. San Francisco, C.A: John Wiley & Sons.
Dyfyniad Arddull ChicagoSilberman, Mel. Active Training: A Handbook of Techniques, Designs, Case Examples, and Tips. San Francisco, C.A: John Wiley & Sons, 2006.
Dyfyniad MLASilberman, Mel. Active Training: A Handbook of Techniques, Designs, Case Examples, and Tips. San Francisco, C.A: John Wiley & Sons, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.