Gaya APA

Widowati, W. et al (2019). Journal of Mathematical and Fundamental Sciences Vol. 51 No. 3, December 2019 (Vol. 51 No. 3, December 2019). Bandung: ITB Journal Publisher.

Gaya MLA

Widowati, Wahyu. et al. "Journal of Mathematical and Fundamental Sciences Vol. 51 No. 3, December 2019". Vol. 51 No. 3, December 2019 Bandung: ITB Journal Publisher, 2019. CD-ROM.