APA (7 वां संस्करण) प्रशस्ति पत्र

World Tribology Congress London, England, & Institution of Mechanical Engineers. Tribology Group. (1997). Abstracts of papers from: World Tribology Congress, 8-12 September 1997. Mechanical Engineering Publications for the Institution of Mechanical Engineers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

World Tribology Congress London, England, और Institution of Mechanical Engineers. Tribology Group. Abstracts of Papers from: World Tribology Congress, 8-12 September 1997. Bury St Edmunds: Mechanical Engineering Publications for the Institution of Mechanical Engineers, 1997.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

World Tribology Congress London, England, और Institution of Mechanical Engineers. Tribology Group. Abstracts of Papers from: World Tribology Congress, 8-12 September 1997. Mechanical Engineering Publications for the Institution of Mechanical Engineers, 1997.

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