1. Speech acts of public apologies;Abadi,1991
2. Apology: a repair mechanism in Akan social interaction;Agyekum;S. Afr. J. Afr. Lang.,2006
3. The pragmatics of political apology in Ghana's contemporary politics;Agyekum;Legon J. Humanit.,2015
4. The Speech Act of Apology: A Linguistic Exploration of Politeness Orientation in British and Jordanian Culture;Al-Adaileh,2007
5. How to Do Things with Words;Austin,1962