APA (7th ed.) Citation

De Silva, W. I. (1997). Institute of Policy Studies: : Population Projections for Sri Lanka : 1991 - 2041. Institute of Policy Studies.

Chicago Style (17th ed.) Citation

De Silva, W. Indralal. Institute of Policy Studies: : Population Projections for Sri Lanka : 1991 - 2041. Colombo: Institute of Policy Studies, 1997.

MLA (9th ed.) Citation

De Silva, W. Indralal. Institute of Policy Studies: : Population Projections for Sri Lanka : 1991 - 2041. Institute of Policy Studies, 1997.

Warning: These citations may not always be 100% accurate.