Bibliografi : hlm. 249-253
No Inv.: 3360-3368/P/Perp/98/9c~3431/P/Perp/99/1c
Bibliografi : hlm. 162-164
Bibliografi : hlm. 217-218
No Inv.: 575/S/Perp/90/1c
No Inv.: 868/P/Perp/94/1c
No Inv.: 282/S/Perp/97/1c
No Inv.: 590/P/Perp/94/1c
Diatas Judul :"Library Training Guides"