Ecological sanitation :
Tyagi, P. K.
Ecological sanitation : ancient practice and new idias. - 1st ed. - New Delhi : Advance Learner Press, 2014. - 304 p. ; 14*22 cm.
It includes bibliography and index
9789383028658
Sewage
Environmental aspects
Toilets
Design and construction
628.742 / TYA
Ecological sanitation : ancient practice and new idias. - 1st ed. - New Delhi : Advance Learner Press, 2014. - 304 p. ; 14*22 cm.
It includes bibliography and index
9789383028658
Sewage
Environmental aspects
Toilets
Design and construction
628.742 / TYA