Gaya APA

SULASIWI, I, F. et al (2019). Development of self-rating scale instrument of self-directed learning skills for high school students . Yogyakarta: Himpunan Evaluasi Pendidikan Indonesia.

Gaya MLA

SULASIWI, Intan, Febry. et al. "Development of self-rating scale instrument of self-directed learning skills for high school students". Yogyakarta: Himpunan Evaluasi Pendidikan Indonesia, 2019. Artikel.