APA (7 वां संस्करण) प्रशस्ति पत्र

Williams, H. A. Marihuana and health a report to the congress from the secretary, department of health, education, and welfare.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Williams, Harrison A. Marihuana and Health a Report to the Congress from the Secretary, Department of Health, Education, and Welfare.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Williams, Harrison A. Marihuana and Health a Report to the Congress from the Secretary, Department of Health, Education, and Welfare.

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