121. INTERNATIONAL ENVIRONMENTAL TECHNOLOGY CENTRE [1995]: Training needs in Utilising Environmental Technology Assessment (ETA) for Decision making: A preliminary study to strengthen capabilities in managing environmentally sound technologies (ESTs).UNEP , Osaka. Ppv, 46

---

122. INTERNATIONAL ENVIRONMENTAL TECHNOLOGY CENTRE [1998]: Workshop for training in adopting, applying and operating environmentally sound technologies (ESTs): Regional workshop implemented 8-13, Dec,1997 in Perth, Australia by UNEP IETC in collaboration with Murdoch University.UNEP , Osaka. Ppvii, 314

---

123. TRZYNA, T C [1989]: World directory of environmental organisation.California Institute of Public Affairs , California. Pp176

---