Australia at the polls : the national elections of 1980 and 1983 / edited by Howard R. Penniman
edited by Howard R. Penniman
George Allen and Unwin, 1982
 Buku Teks
Penniman, Howard R.
Sait?s American parties and elections / Howard R. Penniman
Appleton-Century-Crofts, 1952
 Buku Teks
Ireland at the polls: the dail elections of 1977 / edited by Howard R. Penniman
American Enterprise Institute for Public Policy Research, 1978
 Buku Teks
Ranney, Austin
The governing of men: an introduction to political science / Austin Ranney
Holt, Rinehart and Winston , 1958
 Buku Teks
The American elections of 1980 / edited by Austin Ranney
edited by Austin Ranney
AEI Studies, 1981
 Buku Teks