The Effect of Duolingo Usage Duration on Vocabulary Size: A QuasiExperimental Study at Senior High School NU Palangka Raya.

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Bibliographic Details
Title: The Effect of Duolingo Usage Duration on Vocabulary Size: A QuasiExperimental Study at Senior High School NU Palangka Raya.
Authors: Setiawan, Muhamad Ario1 ario.setiawn@gmail.com, Qamariah, Zaitun1 abarunwhs@gmail.com, Sabarun1 zaitun.qamariah@uinpalangkaraya.ac.id
Source: Journal of Social Research. May2026, Vol. 5 Issue 6, p5717-5725. 9p.
Database: Sociology Source Ultimate
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ISSN:28279832