Gaya APA
PFEIFFER, W., BALLEW, A, C. (1988).
UA Training Techologies 5 Using :Case Studies Simulations and Games. .
Upper Saddle River, NJ:
Libraries Unlimited.
Gaya MLA
PFEIFFER, WILLIAM., BALLEW, ARLETTE, C.
"UA Training Techologies 5 Using :Case Studies Simulations and Games.".
Upper Saddle River, NJ:
Libraries Unlimited,
1988.
Text.