00162 a2200073 4500 9780796021519 ST 570 AYER Shuters Life Sciences Grade 11 793586 793585 2694 Grace Mofokeng 2694 Grace Mofokeng 0 0 0 ST_570_000000000000000_AYER 0 500 754716 KINRL KINRL Non_Fiction 2026-03-05 0 ST 570 AYER 083212 2026-03-05 2026-03-05 BOOK