Colucci, Jim (April 2008). "How They Created Mother"(PDF). Watch! The CBS Magazine. Archived(PDF) from the original on October 17, 2013. Retrieved April 8, 2014.
Colucci, Jim (April 2008). "How They Created Mother"(PDF). Watch! The CBS Magazine. Archived(PDF) from the original on October 17, 2013. Retrieved April 8, 2014.