APA (7 वां संस्करण) प्रशस्ति पत्र

Okubo, M. (1981). Increase in mortality of middle-aged males in Japan. Population Research Institute, Nihon University.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Okubo, Masakazu. Increase in Mortality of Middle-aged Males in Japan. Tokyo: Population Research Institute, Nihon University, 1981.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Okubo, Masakazu. Increase in Mortality of Middle-aged Males in Japan. Population Research Institute, Nihon University, 1981.

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