Storr, Merl
Routledge, 1999
Buku Teks
editors, John C. Landreau, Nelson M. Rodriguez
Springer Science, 2012
eBooks
Cambridge University Press, 2009
eBooks
edited by John L. Bradley and Martin Stevens
Rinehart and Winston, 1968
Buku Teks
edited by Tom Cohen
Cambridge University Press, 2001
eBooks