Wijieratne,M.
Agricultural extension: recent interventions for development in Sri Lanka - Peradeniya Sri Lanka Agricultural Extension Association 2014 - vii, 182 pages.
Include references
9550198016
Agricultural extension
630.715 / AGR
Agricultural extension: recent interventions for development in Sri Lanka - Peradeniya Sri Lanka Agricultural Extension Association 2014 - vii, 182 pages.
Include references
9550198016
Agricultural extension
630.715 / AGR