Dan, O. F., Ahouansou, D. M. M., Sintondji, L. O., Dossou-Yovo, E. R. and Amouzouvi, D. (2018) “Evaluation of Household Knowledge on Water Supply, Hygiene and Sanitation Practices in So-Ava District (South Benin)”, European Scientific Journal, ESJ, 14(26), p. 173. doi: 10.19044/esj.2018.v14n26p173.