Gaya APA

PENNINGTON, T. (2020). PANDUAN KESIAPSIAGAAN HADAPI VIRUS CORONA . JAKARTA: GRAMEDIA PUSTAKA UTAMA.

Gaya MLA

PENNINGTON, TESS. "PANDUAN KESIAPSIAGAAN HADAPI VIRUS CORONA". JAKARTA: GRAMEDIA PUSTAKA UTAMA, 2020. Text.