FAIR, G. M. (1968). Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)FAIR, Gordon Maskew...[et.al.]. Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)FAIR, Gordon Maskew...[et.al.]. Water And Wastewater Engineering Water Purification And Wasterwater Treatment And Disposal Gordon Maskew Fair; John Charles Geyer And Daniel Alexander Okun. John Wiley, 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.