David Easton
发表
David Easton,
Corinne Saposs Schelling,
1991
.
Jack Dennis,
D. Easton,
Jack Dennis,
1969
.
D. Easton,
David Easton,
1966
.
David Easton,
1991
.
D. Easton,
David Easton,
1968,
Canadian Journal of Political Science.
D. Easton,
David Easton,
Milton H. Williams,
2009
.