Gaya APA
Silberman, M., Biech, E. (2015).
Active Training a handbook of techniques, designs, case examples, and tips 4th edition (E-Book) .
New Jersey:
Jhon Wiley & Sons, Inc..
Gaya MLA
Silberman, Melvin., Biech, Elaine.
"Active Training a handbook of techniques, designs, case examples, and tips 4th edition (E-Book)".
New Jersey:
Jhon Wiley & Sons, Inc.,
2015.
E-book.