Books

Negotiation and Decision Making skills for the Community Based Organizations

Books
Wickramasinghe, D.D
University of Colombo and United Nations Deveopment Organization. Sri Lanka.
Publication year: 2016

Wickramasinghe, D. D. (2016)

Negotiation and Decision Making skills for the Community Based Organizations. University of Colombo and United Nations Deveopment Organization. Sri Lanka.

Composting as a solution to solid waste problem. (in Sinhala)

Books
Wickramasinghe, D.D
National Cleaner Production Center,United Nations Industrial Development Organization (UNIDO), Sri Lanka
Publication year: 2013

Wickramasinghe, D. D. (2013)

Composting as a solution to solid waste problem. (in Sinhala) National Cleaner Production Center,United Nations Industrial Development Organization (UNIDO), Sri Lanka

Biodiversity (in Sinhala)

Books
Kotagama, S.W. and Wickramasinghe, D.D.
Mihikatha Institute, Sri Lanka
Publication year: 1995

Kotagama, S.W. and Wickramasinghe, D.D. (1995)

Biodiversity (in Sinhala). Mihikatha Institute, Sri Lanka.

Lets Protect the Ozone Layer (in Sinhala)

Books
Wickramasinghe, D.D
Mihikatha Institute,Sri Lanka. (publication coordinator and the compiler of the book written by Dr. M. Suathipala.)
Publication year: 1993

Wickramasinghe, D.D. (1993).

Lets Protect the Ozone Layer (in Sinhala). Mihikatha Institute,Sri Lanka. (publication coordinator and the compiler of the book written by Dr. M. Suathipala.)

Biodiversity. (In Sinhala)

Books
Wickramasinghe, D.D
Sri Lanka Association of the Advancement of Science, Sri Lanka.
Publication year: 1993

Wickramasinghe, D.D. (1993)

Biodiversity. (In Sinhala). Sri Lanka Association of the Advancement of Science, Sri Lanka.