No Inv.: 5578-5588/S/Perp/90/10c
No Inv.: 288/AF/Perp/94/1c
No Inv.: 4242/P/Perp/91/1c
No Inv.: 10355-10359/P/Perp/92/5c
No Inv.: 1719-1720/P/Perp/92/2c
Judul asli : "Introduction to Plant Geography and Some Related Science"
No Inv.: 14590/P/Perp/94/1c
No Inv.: 3682/P/Perp/91/1c
No Inv.: 3769/Pb/Perp/91/1c~1755/P/Perp/92/1c