Florent Domenach, editor
[, Springer-Verlag], 2012
eBooks
Olsson, Gustaf, author
Prentice-Hall, 1992
Buku Teks
Barwell, F.T., author
Pergamon Press, 1983
Buku Teks
edited by Nils Aschenbruck, Peter Martini, Michael Meier and Jens Tölle
Springer-Verlag, 2012
eBooks
Artikel Jurnal