Gaya APA

Press, A. (2008). Instructional design and implementation : the tools for creating training program curriculum (Volume 2 : Train the trainer). United States of America: Astd Press.

Gaya MLA

Press, ASTD. "Instructional design and implementation : the tools for creating training program curriculum". Volume 2 : Train the trainer United States of America: Astd Press, 2008. .