Townsend, Peter, author
Pinguin Book, 1975
Buku Teks
Gilbert, Neil, author
Prentice-Hall, 1986
Buku Teks
Sullivan, Michael, author
Harvester Wheatsheaf, 1994
Buku Teks
Sullivan, Michael, author
Harvester Wheatsheaf, 1992
Buku Teks
Riant Nugroho Dwidjowijoto, author
Pustaka Pelajar, 2012
Buku Teks