Kaul, S. (2004). Waste water treatment technologies and environment. Daya.
Chicago Edition CitationKaul, S.N. Waste Water Treatment Technologies and Environment. Delhi: Daya, 2004.
ציטוט MLAKaul, S.N. Waste Water Treatment Technologies and Environment. Daya, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.