International law in comparative perspective
edited by William E. Butler
Sijthoff & Noordhoff, 1980
 Buku Teks
Heady, Ferrel
Public administration: a comparative perspective
Prentice-Hall, 1966
 Buku Teks
Comparative perspective on social change
edited by S.N. Eisenstadt
Little, Brown and Company, 1968
 Buku Teks
Gamer, Robert E.
The developing nations: a comparative perspective
Allyn and Bacon, 1976
 Buku Teks
LaPalombara, Joseph
Multinational corporations in comparative perspective
Conference Board, 1977
 Buku Teks