Kagan, Robert A.
Buku Teks
Diole, Philippe
Julian Messner, INC, 1955
Buku Teks
Dubois, Marc
Birkhauser Verlag, 1999
Buku Teks
Tieghem, Philippe van, 1989-
Hatier-Boivin, [date of publication not identified]
Buku Teks
Coiffet, Philippe
Prentice-Hall, 1981
Buku Teks