Nita Sukamti, author
Fakultas Ilmu Keperawatan Universitas Indonesia, 2017
UI - Tesis Membership
National Council of Educational Research and Training, 1983
Buku Teks
Toeti Soekamto
Departemen Pendidikan dan Kebudayaan, 1992
Buku Teks
Raw, Laurence
British Council , 1994
Buku Teks
Nasution, S., author
Bumi Aksara, 1988
Buku Teks