Sentas, Victoria, author
Oxford University Press, 2014
Buku Teks
Andrew Millie, Dilip K. Das, editor
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Peyton, Daniel
Blackstone Press limited, 1997
Buku Teks
Ian K. Pepper, editor
Learning Matters, 2011
Buku Teks
Sandell, E.B., author
Interscience, 1959
Buku Teks