Bibliografi : hlm. 373-377
Judul asli : "The Gene" Bibliografi : hlm. 692-695
Perpustakaan hanya memiliki jil.2
No Inv.: 4032-4034/P/Perp/95/3c~11293/P/Perp/98/1c
No Inv.: 327-328/BD/Perp/86/2c
No Inv.: 66200/P/Perp/09/1c~121169/S/Perp/1c~128323/SM/Perp/10/1c~135375/SM/Perp/1c~135636,135637/S/Perp/13/2c~136590/SM/Perp/14/1c