Johns, Roe L.
Prentice-Hall, 1975
Buku Teks
Grambs, Jean D.
Holt, Rinehart and Winston, 1964
Buku Teks
Pierson, Frank C.
McGraw-Hill, 1959
Buku Teks
DeRogatis, Amy. author
Oxford University Press, 2015
Buku Teks
Bailey, Stephen K., author
Syracuse University Press, 1968
Buku Teks