DeMar, Gary (2010). "I Remember Mama (1948)". The American Vision, Braselton, Georgia; August 30, 2010. Retrieved July 4, 2017.
archive.org
"Top Grossers of 1948", Variety, volume 173, number 4, January 5, 1949, p. 46. New York, N.Y.: Variety, Inc., 1949. Internet Archive (archive.org), San Francisco, California. Retrieved July 4, 2017.
"I Remember Mama", The Lux Radio Theatre, broadcast on Columbia Broadcasting System (CBS), August 30, 1948. Internet Archive, where audio copy of 1948 program is available for review. Retrieved July 4, 2017.
I Remember Mama. Information about musical at the Majestic Theatre in New York, N.Y., May 31, 1979—September 2, 1979. Internet Broadway Database (IBDB). Retrieved March 24, 2012.
"I Remember Mama", television adaptation of play aired by ITV Broadcasting Limited, June 27, 1961. Production of Associated-Rediffusion Television, London, United Kingdom. Retrieved July 4, 2017.
museum.tv
Desjardins, Mary. "Mama", a CBS television adaptation of I Remember Mama broadcast 1949-1957. Museum of Broadcast Communications, Chicago, Illinois. Retrieved July 4, 2017.