Gajapathy, K. [et al.]
Education for water security in the northen province : a planning guide - Jaffna: Faculty of Graduate studies university of Jaffna, 2022: - xi, 26 p .
9786246150044
Water security
333.91 / EDU
Education for water security in the northen province : a planning guide - Jaffna: Faculty of Graduate studies university of Jaffna, 2022: - xi, 26 p .
9786246150044
Water security
333.91 / EDU