Institution of Mechanical Engineers (Great Britain). Engineering Sciences Division. (1985). Agricultural, industrial and municipal waste management in today's environment: 17-18 April 1985, University of Warwick. Published for the Institution of Mechanical Engineers by Mechanical Engineering Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Institution of Mechanical Engineers (Great Britain). Engineering Sciences Division. Agricultural, Industrial and Municipal Waste Management in Today's Environment: 17-18 April 1985, University of Warwick. London: Published for the Institution of Mechanical Engineers by Mechanical Engineering Publications, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Institution of Mechanical Engineers (Great Britain). Engineering Sciences Division. Agricultural, Industrial and Municipal Waste Management in Today's Environment: 17-18 April 1985, University of Warwick. Published for the Institution of Mechanical Engineers by Mechanical Engineering Publications, 1985.