APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (1933). Journal of the Institution of Heating and Ventilating Engineers. Institution of Heating and Ventilating Engineers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Journal of the Institution of Heating and Ventilating Engineers. London: Institution of Heating and Ventilating Engineers, 1933.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Journal of the Institution of Heating and Ventilating Engineers. Institution of Heating and Ventilating Engineers, 1933.

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