No Inv.: 127-136/P/Perp/98/10c
No Inv.: 12190-12194/P/Perp/98/5c~4417-4421/P/Perp/99/5c
No Inv.: 39716,39721,39718,63417,77040,39790/P/98/6c
No Inv.: 10514-10518/P/Perp/97/5c~5842-5846/P/Perp/99/5c~119810-119812/P/Perp/09/3c~139695-139699/P/Perp/14/5c
No Inv.: 1770/S/Perp/96/1c
No Inv.: 63541/P/Perp/98/1c
No Inv.: 12-16/P/Perp/98/5c~3299-3303/P/Perp/99/5c~85698-85698/S/Perp/03/2c~109000-109004/P/Perp/06/5c~114980/PH/Perp/08/1c~119301-119303/P/Perp/09/3c~128151/S/Perp/10/1c~134790/SM/Perp/13/1c
Judul asli : "Learning and Instruction Theory into Practice"
No Inv.: 12287-12291/P/Perp/98/5c
Judul asli : "Ecology and Tropical Biology"