Koller, T. (1915). The utilization of waste products: A treatise on the rational utilization, recovery, and treatment of waste products of all kinds (2d rev. and enl. English ed.). Scott, Greenwood & Son.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Koller, Theodor. The Utilization of Waste Products: A Treatise on the Rational Utilization, Recovery, and Treatment of Waste Products of All Kinds. 2d rev. and enl. English ed. London: Scott, Greenwood & Son, 1915.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Koller, Theodor. The Utilization of Waste Products: A Treatise on the Rational Utilization, Recovery, and Treatment of Waste Products of All Kinds. 2d rev. and enl. English ed. Scott, Greenwood & Son, 1915.
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