Haigh, Nigel
Comparative report water and waste in four countries; a study of the implemenatation of the EEC directives in France, Germany, Netherlands and United Kingdom
Graham and Trotman, 1986
 Buku Teks SO
McLaughlin, Andrew C.
A constitutional history of the United States
Appleton Century Crofts, 1935
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Philosophic thought in france and the United States
edited by Marvin Farber
University of Buffalo, 1950
 Buku Teks SO
Shorter Aslib directory of information sources in the United Kingdom
edited by Ellen M. Codlin
Aslib, 1986
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Swisher, Carl Brent
The Growth of constitutional power in the United States
University of Chicago Press, 1946
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