J. Ballard
发表
R. Walker,
J. Ballard,
Cheryle Taylor,
2002
.
Ghaleb A. El-Refae,
J. Ballard,
Abdelhafid K. Belarbi,
2016
.
J. Ballard,
1965,
The Journal of Modern African Studies.
J. Ballard,
K. Olive,
1996,
Southern medical journal.
J. Ballard,
R. G. Ward,
1976
.
J. Ballard,
1972
.
R. Walker,
J. Ballard,
Cheryle Taylor,
2005
.
J. Ballard,
2014
.
J. Ballard,
1971,
Africa.
R. Walker,
J. Ballard,
Cheryle Taylor,
2003
.
R. Walker,
J. Ballard,
Cheryle Taylor,
2003
.