JOE, D. A.; .``K.; ., D.; ., P.; ., E.; ., E. The Effect of Spent Lubricant Oil on Hematological parameters of Juveniles of Clarias gariepinus (Burchell, 1822). IJO - International Journal of Biological Science (ISSN: 2992-4413 ), v. 2, n. 01, p. 01-20, 13 fev. 2019.