Lau,Too Kya Business mathematics / Lau Too Kya, Phang Yook Ngor, Wee Kok Kiang - 4th ed. - Oxford Fajar Sdn. Bhd. 2019 28153 ISBN: 9789834729585 Source: Rec-2020-06-22 Subjects--Topical Terms: Business mathematics LC Class. No.: HF / 5691