New York : Macmillan, 1993,
Buku Referensi
New York : Macmillan, 1993,
Buku Referensi
Partini P. Trihono
University of Indonesia. Faculty of Medicine, 2018
Artikel Jurnal
Hahn, Dale B.
McGraw-Hill, 2002
Buku Teks
Gandhi, M.K., 1869-1948
Navajivan, 1948
Buku Teks