H. Stafford
发表
H. Stafford,
2002
.
Patricia Gober,
David A. Plane,
Howard A. Stafford,
1995,
The Professional Geographer.
H. Stafford,
1962
.
H. Watts,
H. D. Watts,
H. Stafford,
1986
.
H. Carter,
H. Stafford,
M. M. Gilbert,
1970
.
H. Stafford,
2003
.
R. Laulajainen,
H. Stafford,
1995
.
Howard A. Stafford,
H. Stafford,
1985
.
H. Watts,
H. Stafford,
1990
.
H. Stafford,
2003
.
P. Gober,
A. Glasmeier,
D. Plane,
1995,
The Professional Geographer.
H. Stafford,
1991
.