Bibliografi : hlm. 297-301
No Inv.: 5510-5521/Perp/86/12c~4311-4320/P/Perp/97/10c
Judul asli : "How to Discipline with Love"
No Inv.: 10281-10290/P/Perp/97/10c~103695-103699/P/Perp/06/5c
Judul asli :"Soil mechanics and foundation engineering"
No Inv.: 1618-1637/Perp/89/20c
No Inv.: 135707/SM/Perp/13/1c~140510-140511/SM/Perp/14/2c~144318/SM/Perp/14/1c
No Inv.: 136125/SM/Perp/13/1c
Judul asli : "How to Talk to Your Kids About Really Important Things"
No Inv.: 140975/PSM/Perp/14/1c