Gaya APA
Who, . (2020).
Joint National/ International Expanded Programme om Immunization and Vaccine Preventable Disease Surveillance Review 10-18 Februari 2020 .
Jakarta:
WHO.
Gaya MLA
Who, .
"Joint National/ International Expanded Programme om Immunization and Vaccine Preventable Disease Surveillance Review 10-18 Februari 2020".
Jakarta:
WHO,
2020.
PRINTED BOOK.