APA
Kotagama H., . (1988). Estimates of Envioronmental Unit Values in Sri Lanka Applicable to Extended Benefit Cost Analysis of Investment Projects. : The Post Graduate Institute of Agriculture University of Peradeniya.
Chicago
Kotagama Hemasiri, . 1988. Estimates of Envioronmental Unit Values in Sri Lanka Applicable to Extended Benefit Cost Analysis of Investment Projects. : The Post Graduate Institute of Agriculture University of Peradeniya.
Harvard
Kotagama H., . (1988). Estimates of Envioronmental Unit Values in Sri Lanka Applicable to Extended Benefit Cost Analysis of Investment Projects. : The Post Graduate Institute of Agriculture University of Peradeniya.
MLA
Kotagama Hemasiri, . Estimates of Envioronmental Unit Values in Sri Lanka Applicable to Extended Benefit Cost Analysis of Investment Projects. : The Post Graduate Institute of Agriculture University of Peradeniya. 1988.