edited by Susan M. Pearce
Routledge, 1996
Buku Teks
Gilbert, Joseph, author
Van Nostrand Reinhold, 1978
Buku Teks
Qureshi, Asif H. , author
Cambridge University Press, 2015
eBooks
Anderson, Alan J.B., Author
Chapman & Hall, 1994
Buku Teks
edited by Joy Hendry
Routledge, 1998
Buku Teks