No Inv.: 6895-6898/P/Perp/97/4c
Judul asli : "The Turbulent Teens : Understanding, Helping, Surviving"
No Inv.: 9620-9629/P/Perp/97/10c
No Inv.: 202-203/BD/Perp/86/1c~320/P/Perp/95/1c
No Inv.: 79845-79847/S/02/3c
No Inv.: 117895/P/Perp/09/1c
No Inv.: 5993,59994,1618/P/Perp/99/3c
Judul asli : "Teaching Elementary School Mathematics for Understanding"