APA Style
Hansen, G., M., D, E. (2021).
Seri Panduan A-Z Seputar COVID-19: STEM and COVID-19 - Melawan COVID-19 .
Jakarta:
Bhuana Ilmu Populer.
MLA Style
Hansen, Grace., M., Deesis, Edith.
"Seri Panduan A-Z Seputar COVID-19: STEM and COVID-19 - Melawan COVID-19".
Jakarta:
Bhuana Ilmu Populer,
2021.
Reference.