Tan, Yin Toon Chemistry for matriculation : semester 1 / Tan Yin Toon, Ashy Kumren - 3rd ed. updated - Shah Alam, Selangor : Oxford Fajar, 2011 - xvi, 399 p. : ill. (some col.) ; 26 cm. Includes index ISBN: 9789676590411 Subjects--Topical Terms: Biology--Textbooks