Speight, James G.
Wlley, 2016
Buku Teks
Schneid, Thomas D.
CRC Press, 2008
Buku Teks
Hall, George M.
Warren H. Green, 1992
Buku Teks
editor, Spyros Doxiadis; editorial committee, Alastair Campbell V....[et al.]
John Wiley & Sons, 1990
Buku Teks
edited by Gary Edson
Routledge , 1997
Buku Teks