1. Guidelines for the safe use of wastewater, excreta and greywater.-   Publication: Geneva, Switzerland: WHO., 2006 . vol. Date:2006 Availability: Copies available: Turkeyen Campus Science & Technology [TD730 G84] (4), Actions: Add to cart
2. Sixty by six :   Publication: Beijing, China : Foreign Languange P., 2009 . 159 p. Date:2009 Availability: Copies available: Turkeyen Campus Social Sciences [PL2625 S59] (3), Actions: Add to cart