Ayesha Nuraini
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2021
UI - Skripsi Membership
Ayesha Nuraini
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2021
UI - Skripsi Membership
Ojeda, Oscar Riera
Rockport Publishers, 1997
Buku Referensi
Porterfield, Gerald A.
McGraw-Hill, c1995
Buku Teks SO
edited by Harold J. Burbach
Pendell, 1977
Buku Teks