Gaya APA
Silberman, M. et al (2015).
Active Training : A Handbook of Techniques, Design, Case Examples, and Tips (4th Ed.).
New Jersey:
John Wiley & Sons, Inc.
Gaya MLA
Silberman, Mel. et al.
"Active Training : A Handbook of Techniques, Design, Case Examples, and Tips".
4th Ed.
New Jersey:
John Wiley & Sons, Inc,
2015.
FIC.