McNamara, R. S. (1968). The essence of security reflections in office. New York: Harper and Row.
शिकागो स्टाइल उद्धरणMcNamara, Robert S. The Essence of Security Reflections in Office. New York: Harper and Row, 1968.
एमएलए उद्धरणMcNamara, Robert S. The Essence of Security Reflections in Office. New York: Harper and Row, 1968.
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