Gaya APA

Jurnal Teknik Industri Vol. 23 (2) 2021. (2021). Surabaya: Petra Cristian University.

Gaya MLA

Jurnal Teknik Industri Vol. 23 (2) 2021. Vol. 23 (2) 2021. Surabaya: Petra Cristian University, 2021. Text.