Tamblyn, Doni
The big book of humorous training games
McGraw-HIll, 2000
Buku Teks
Epstein, Robert
The big book of motivation games : quick, fun activities for energizing people at work and at home
McGraw-Hill, 2001
Buku Teks
Epstein, Robert
The big book of creativity games : quick, fun activities for jumpstarting innovation
McGraw-Hill, 2000
Buku Teks
Newstrom, John W.
The Big book of business games : icebreakers, creativity exercises, and meeting energizers
McGraw-Hill, 1995
Buku Teks
Epstein, Robert
The big book of stress relief games: quick, fun activities for feeling better
McGraw-Hill, 2000
Buku Teks SO