No Inv.: 112558-112562/P/Perp/08/5c~117020-117022/P/Perp/09/3c
No Inv.: 130119/SM/Perp/11/1c
No Inv.: 132869/SM/Perp/12/1c
No Inv.: 132416/SM/Perp/12/1c
Bibliografi : hlm. 238-239 No Inv.: 135212/SM/Perp/13/1c
Judul asli : "The solitaire mystery"
Judul asli : "Det er vi som er her na"
No Inv.: 3069-3070/P/Perp/91/2c~9530-9534/P/Perp/92/5c~9733-9742/P/Perp/97/10c