Reynolds, Charles
Theory and explanation in international politics
Martin Robertson, 1973
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Gardiner, Patrick
Nature of historical explanation
Oxford University Press, 1952
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Boudon, Raymond
The Sociological explanation / Raymond Boudon
Presses Universitaires de France, 1971
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Harre, R.
The explanation of social behaviour
Littlefield, Adams, 1972
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Brown, Robert R.
Explanation in social science
Aldine Publishing, 1963
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