incorporating natural resource aspects into national income accounts:the case of soil resource - Abeyagunawardana, P.,Department of Agriculture Economics ,uUniversity of Peradaniya,Peradaniya; Ananda,P.D.,Department of Agriculture Economics ,uUniversity of Peradaniya,Peradaniya (Proceedings of the 48th Annual Session,Part I - Abstracts, 1992)
Keywords: Social Science; -