Bibliografi : hlm. 146
No Inv.: 131228/PH/Perp/12/1c~134753/SM/Perp/13/1c~134302,134303/SM/Perp/13/2c
Bibliografi : hlm. 136-144
No Inv.: 5227-5231/P/99/5c
No Inv.: 3291-3295/P/Perp/95/5c~3600-3615/P/Perp/97/10c
Bibliografi : hlm. 115 No Inv.: 143247-143251/P/Perp/14/5c
Bibliografi : hlm. 391-395
No Inv.: 120839/SM/Perp/09/1c
Judul asli : "The Arts of listening" Bibliografi : hlm. 285-294