APA (7th ed.) Citation

Risvayani, R., Permanasari, A., & Musthafa, I. Preliminary research: Identification of Difficulty in Chemical Learning Based On Teacher and Student Perspectives. lppm Universitas Negeri Jakarta.

Chicago Style (17th ed.) Citation

Risvayani, Risvayani, A. Permanasari, and I. Musthafa. Preliminary Research: Identification of Difficulty in Chemical Learning Based On Teacher and Student Perspectives. lppm Universitas Negeri Jakarta.

MLA (9th ed.) Citation

Risvayani, Risvayani, et al. Preliminary Research: Identification of Difficulty in Chemical Learning Based On Teacher and Student Perspectives. lppm Universitas Negeri Jakarta.