Gerber, M. (1999). Sources: Notable Selections in American Government Second Edition. McGraw Hill Companies Inc.
शिकागो स्टाइल उद्धरणGerber, Mitchel. Sources: Notable Selections in American Government Second Edition. McGraw Hill Companies Inc, 1999.
एमएलए उद्धरणGerber, Mitchel. Sources: Notable Selections in American Government Second Edition. McGraw Hill Companies Inc, 1999.
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