Azzam, Rasheed M., author
North-Holland, 1979
Buku Teks
Gordon, Robert C., author
National Book Trust, India, 2007
Buku Teks
Beech, Martin, author
Springer, 2012
eBooks
Prince, Robert, author
Springer, 2012
eBooks
Pearce, R. D. (Robert D.), author
Kensal Press, 1990
Buku Teks