APA

Weerasinghe S., Hewawasam H., Kumara S. & Perera K. (2003). Awareness Raising on Oil Spill Prevention and Curtail Effects of Pollution : Source Book for Students : Oil Spill Pollution ! Our Sea , Our Coast and Our Marine Resources at Risk - What You Should Know and What You Could Do'. Sri Lanka: Marine Pollution Prevention Authority.

Chicago

Weerasinghe S.M.J, Hewawasam H.T, Kumara Sisira and Perera K.D.C. 2003. Awareness Raising on Oil Spill Prevention and Curtail Effects of Pollution : Source Book for Students : Oil Spill Pollution ! Our Sea , Our Coast and Our Marine Resources at Risk - What You Should Know and What You Could Do'. Sri Lanka: Marine Pollution Prevention Authority.

Harvard

Weerasinghe S., Hewawasam H., Kumara S. and Perera K. (2003). Awareness Raising on Oil Spill Prevention and Curtail Effects of Pollution : Source Book for Students : Oil Spill Pollution ! Our Sea , Our Coast and Our Marine Resources at Risk - What You Should Know and What You Could Do'. Sri Lanka: Marine Pollution Prevention Authority.

MLA

Weerasinghe S.M.J, Hewawasam H.T, Kumara Sisira and Perera K.D.C. Awareness Raising on Oil Spill Prevention and Curtail Effects of Pollution : Source Book for Students : Oil Spill Pollution ! Our Sea , Our Coast and Our Marine Resources at Risk - What You Should Know and What You Could Do'. Sri Lanka: Marine Pollution Prevention Authority. 2003.