1. Aldaca, B. B. & Villarin, I. J. (2012). Communication in Filipino academics: referenceand book of exercises in Filipino 1, tertiary level [Komunikasyon saakademikong Filipino: batayan at sanayang-aklat sa Filipino 1, antas-tersyarya]. Maxcor Publishing House Inc.
2. Aprizal Fahmi, A. F. (2018). A descriptive analysis of slang used by the player in defense of the ancient 2 (Doctoral dissertation, Universitas Mataram).
3. Bajo, A. F. (2017). GMA News Online. https://dailydoseofdonxx.blogspot.com/2017/10/bakit-patok-ang-mga-salitang-lod.html
4. Battistela, E. L. (2005). Bad language: Are some words better than others. New York: Oxford University Press.
5. Gemilasari, N., Jufrizal, & Hafizh, M. A. (2013). An analysis of word formation of slang words found in. English Language and Literature E-Journal, 3, 142-148.