C. Clay
发表
R. G. Board,
C. Clay,
R. Board,
1991,
Epidemiology and Infection.
C. Clay,
R. Board,
J. Dolman,
1994
.
C. Clay,
R. Board,
1992,
British poultry science.
Ashton,
C. Clay,
K. Barnett,
1977,
The Veterinary Record.