Afubwa, Samuel Obura., Environmental health and occupational health & safety/ Samuel Obura Afubwa, Mutuku Alexander Mwanthi. - Nairobi, Kenya : Acrodile Publishing Ltd., 2016. - 455 pages : includes index ISBN: 9789966007322 Subjects--Topical Terms: Environmental health LC Class. No.: RC 967 / .A383 2016