1. Merriam-Webster Dictionary, Crew Neck, Retrieved 15 July 2020;
2. Sweaters Go Bulky, Milwaukee Journal Sentinel, 25 1957. p. 2, Retrieved 15 July 2020;
3. Kirby, M. B. (2008). 90th IDPG History of the T-shirt During WW2, 90th Infantry Division Preservation Group, Retrieved 15 July 2020;
4. Larsen S., Cherkovski N., Japlish, (1993). Pomegranate Art Books, San Francisco;
5. Cumming V., Cunnington C. W., Cunnington P.E. (2010). The Dictionary of Fashion History. Berg Publishers, p. 211;