Jessup, P. C. (1935). Neutrality, its history, economics and law. New York: Columbia university press.
शिकागो स्टाइल उद्धरणJessup, Philip C. Neutrality, Its History, Economics and Law. New York: Columbia university press, 1935.
एमएलए उद्धरणJessup, Philip C. Neutrality, Its History, Economics and Law. New York: Columbia university press, 1935.
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