Cerf, Bennett A., author
Harper & Row, 1957
Buku Teks
Elkin, Judith, author
Facet Publishing , 2004
Buku Teks
Lennard, John, author
University Press, 2005
Buku Referensi
Rahma Sugihartati, author
Suluh Media, 2018
Buku Teks
Garrett, Ginger, 1968-, author
NavPress Indonesia, 2007
Buku Teks