Hugin, Werner
Editiones Roche, 1989
Buku Teks
Kottler, Jeffrey A., author
John Wiley & Sons, 2009
Buku Teks
Parkinson, Claire L., author
G.K. Hall, 1984
Buku Teks
Pauli, Gunter, author
Epsilon Press, 1996
Buku Teks
Pauli, Gunter, author
Epsilon Press, 1996
Buku Teks