Bowen, Catherine Drinker
Little, Brown & Co., 1957
Buku Teks
Hart, Henry H.
Stanford University Press, 1947
Buku Teks
Pamela Paul, edited
New York Henry Holt and Company, 2014
Buku Teks
Francis, Jerry, author
Alpha Sigma Sdn. Bhd, 2008
Buku Teks
Aishah Ghani, author
Dewan Bahasa dan Pustaka, 1992
Buku Teks