Gaya APA
Harahap, M, D, Y. (2019).
The effect contextual teaching and learning (CTL) to improve students english speaking skills: skripsi .
Batam:
Universitas Riau Kepulauan Batam.
Gaya MLA
Harahap, Maia, Duma, Yanti.
"The effect contextual teaching and learning (CTL) to improve students english speaking skills: skripsi".
Batam:
Universitas Riau Kepulauan Batam,
2019.
Text.