Giraldo, C. (2018). Fuzzy dichotomy versus traditional dichotomy between spoken and written language. Typing in WhatsApp. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Giraldo, Camilo. Fuzzy Dichotomy Versus Traditional Dichotomy Between Spoken and Written Language. Typing in WhatsApp. Universidad Pedagógica y Tecnológica de Colombia, 2018.
MLA način citiranja (9. izdanje)Giraldo, Camilo. Fuzzy Dichotomy Versus Traditional Dichotomy Between Spoken and Written Language. Typing in WhatsApp. Universidad Pedagógica y Tecnológica de Colombia, 2018.
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