APA (7th ed.) Citation

Kehelpannala,K.V.Wilbert, W.K.B.N.Preme, & N.S.Ranasinghe. (1995). The Second South Asia Geological Congress,Colombo,Sri Lanka 1995. Geological Survey and mines bureau.

Chicago Style (17th ed.) Citation

Kehelpannala,K.V.Wilbert, W.K.B.N.Preme, and N.S.Ranasinghe. The Second South Asia Geological Congress,Colombo,Sri Lanka 1995. Colombo: Geological Survey and mines bureau, 1995.

MLA (9th ed.) Citation

Kehelpannala,K.V.Wilbert, et al. The Second South Asia Geological Congress,Colombo,Sri Lanka 1995. Geological Survey and mines bureau, 1995.