"Watson, Ch. 14". Aboundinglove.org. Diarsipkan dari versi asli tanggal November 19, 2010. Diakses tanggal November 28, 2010.
Watson, Charles as told to Ray Hoekstra. "Will You Die for Me?". aboundinglove.org. Diarsipkan dari versi asli tanggal April 5, 2007. Diakses tanggal 3 May 2007.
"Watson, Ch. 19". Aboundinglove.org. Diarsipkan dari versi asli tanggal November 19, 2010. Diakses tanggal November 28, 2010.
"Watson, Ch. 14". Aboundinglove.org. Diarsipkan dari versi asli tanggal November 19, 2010. Diakses tanggal November 28, 2010.
Watson, Charles as told to Ray Hoekstra. "Will You Die for Me?". aboundinglove.org. Diarsipkan dari versi asli tanggal April 5, 2007. Diakses tanggal 3 May 2007.
"Watson, Ch. 19". Aboundinglove.org. Diarsipkan dari versi asli tanggal November 19, 2010. Diakses tanggal November 28, 2010.
Bugliosi, Vincent with Gentry, Curt. Helter Skelter: The True Story of the Manson Murders 25th Anniversary Edition, W. W. Norton & Company, 1994. ISBN0-393-08700-X. OCLC15164618.