|a Green technological interventions in Sri Lankan industries
|b : Promotion of eco - efficient productivity (PEP) project /
|c Ajith de alwis, Mahesh jayaweeera and Anusha kasige.
260
|a [s.n.] :
|b [s.l.],
|c [?].
300
|a xi, 40
500
|a Rs. 2414.15 Price has decide according to the gridline to pricing non-priced library (printed) materials.