Lewis, Hazel.

The impact of instructional supervision on pupil's performance at the National Grade Six Assessment in four public primary schools on the East Coast Demerara / Hazel Lewis. - [S.l. : s.n., n.d.]. - 130 p.

Thesis (M.A.) - University of Guyana, [2022].


Academic achievement --Guyana.

LB1065 I46 L49