Bibliografi : hlm 458-470
Biliografi : hlm. 197-198
Bibliografi : hlm. 343-344No Inv.: 140469/SM/Perp/14/1c
Judul asli : "How to Intrepret Statistical Data"
No Inv.: 89079/P/Perp/04/1c
No Inv.: 116981/P/Perp/09/1c
No Inv.: 143779, 143780/P/Perp/14/2c