Wolfgang Effenberg
发表
Ian Williamson,
Martin Scheu,
Wolfgang Effenberg,
2000
.
Ian Williamson,
Wolfgang Effenberg,
1996
.
Ian Williamson,
Stig Enemark,
Wolfgang Effenberg,
1999
.
Ian Williamson,
Tai O. Chan,
Wolfgang Effenberg,
1998
.
Ian Williamson,
Wolfgang Effenberg,
Tai On Chan,
1997
.
Wolfgang Effenberg,
W. Effenberg,
2001
.