TY  - BOOK
AU  - Trefry, Gregory
TI  - Casual game design: designing play for the gamer in all of us 
SN  - 9780123749536
AV  - QA 76.76.C672 T73C 2010
PY  - 2010///
CY  - Burlington, MA
PB  - Morgan Kaufmann
KW  - COMPUTER GAMES
KW  - DESIGN
KW  - PROGRAMMING
ER  -