No Inv.: 1461-1462/BD/Perp/86/2c
No Inv.: 297/AF/Perp/91/1c
Judul asli : "Principles and Procedure of Statistics"
No Inv.: 1310/Perp/82/1c
No Inv.: 2179-2180/Perp/85/2c
No Inv.: 1594/Perp/82/1c
No Inv.: 1381-1383/S/Perp/91/3c
No Inv.: 1341/Perp/79/1c
No Inv.: 1336/Perp/79/1c
No Inv.: 1339/Perp/79/1c