TY - BOOK AU - "Seng, Teh Keng","Etherton, Alan","Clegg, Jackie","Kwan, Lam Peng","Jones, Geoff","Prescortt, Chritopher" TI - Chemistry A Course for O Level SN - 9789810192365 U1 - 540 PY - 1994/// PB - oxford Press,,Nelson,Redspot,collins,Marshalk Cavendish,Federal ER -