Tolong jelaskan mengenai Lihat pula dari Umpatan

Geoffrey Hughes. Swearing:A Social History of Foul Language, Oaths and Profanity in English. 2004, first published in 1991 by Blackwell.

Ruth Wajnryb. Expletive Deleted: A Good Look at Bad Language. 2005.

Jesse Sheidlower. The F-Word. 2009. (3rd ed.)

Croom, Adam M. "Slurs." Language Sciences, Volume 33, Number 3, May 2011, pp. 343–358. Published by Elsevier.

Tony McEnery, Swearing in English: bad language, purity and power from 1586 to the present, Routledge, 2006 .