National Symposium on Wastewater Disposal Lahore, Pakistan, & University of Engineering and Technology. Institute of Public Health Engineering and Research. (1975). Proceedings of the National Symposium on Wastewater Disposal held in April 1975. Institute of Public Health Engineering and Research, University of Engineering & Technology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Symposium on Wastewater Disposal Lahore, Pakistan, و University of Engineering and Technology. Institute of Public Health Engineering and Research. Proceedings of the National Symposium on Wastewater Disposal Held in April 1975. Lahore, Pakistan: Institute of Public Health Engineering and Research, University of Engineering & Technology, 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Symposium on Wastewater Disposal Lahore, Pakistan, و University of Engineering and Technology. Institute of Public Health Engineering and Research. Proceedings of the National Symposium on Wastewater Disposal Held in April 1975. Institute of Public Health Engineering and Research, University of Engineering & Technology, 1975.