Artikel Jurnal
Shryock, Harold, author
Indonesia Publishing House , 1981
Buku Teks
Ary Ginanjar Agustian
Arga Publishing, 2007
Buku Teks
Shrypck, Harold
Indonesia Publishing House , 1993
Buku Teks
Marnila Yesni, author
Fakultas Ilmu Keperawatan Universitas Indonesia, 2018
UI - Tesis (Membership)