Jones, Gavin W., author
Irvington, 1975
Buku Teks
Meier, Gerald M., author
Oxford University Press, 1984
Buku Teks
Griffin, Keith, author
St. Martin Press, 1989
Buku Teks
Basch, Antonin
Macmillan, 1964
Buku Teks
edited by Samuel M. Rosenblatt
Westview Press, 1979
Buku Teks