Gaya APA
Hasibuan, R, K. (2020).
The effect of project based learning model toward the students' writing skill : skripsi .
Batam:
Universitas Riau Kepulauan Batam.
Gaya MLA
Hasibuan, Rahmawati, Khoiriah.
"The effect of project based learning model toward the students' writing skill : skripsi".
Batam:
Universitas Riau Kepulauan Batam,
2020.
Text.