edited by Christian P. Potholm and Richard A. Fredland
University Press of America, 1980
Buku Teks
Blaser, Werner, 1924-
Birkhauser, 1996
Buku Teks
Meier, Richard
Rizzoli, 1999
Buku Teks
Meier, Richard
Rizzoli, 1999
Buku Teks
Jodidio, Philip
Taschen, 2008
Buku Referensi