Ananda Annisa Batubara & Zaim Anshari. (2022). Description of Patterns For Prevention and Treatment Of Covid-19 in Communities in the Work Area Of Puskesmas Sukaramai Medan in 2021. Fakultas Keperawatan dan Fisioterapi Institut Kesehatan Medistra Lubuk Pakam.
Chicago-referens (17:e uppl.)Ananda Annisa Batubara och Zaim Anshari. Description of Patterns For Prevention and Treatment Of Covid-19 in Communities in the Work Area Of Puskesmas Sukaramai Medan in 2021. Fakultas Keperawatan dan Fisioterapi Institut Kesehatan Medistra Lubuk Pakam, 2022.
MLA-referens (9:e uppl.)Ananda Annisa Batubara och Zaim Anshari. Description of Patterns For Prevention and Treatment Of Covid-19 in Communities in the Work Area Of Puskesmas Sukaramai Medan in 2021. Fakultas Keperawatan dan Fisioterapi Institut Kesehatan Medistra Lubuk Pakam, 2022.