Tan, Mary. O-Level principles of accounts / Mary Tan. - New ed. - Singapore : Singapore Asian Publications, 2004. - v. (various pagings): ill. ; 25 cm. - O-level series . Includes table of classification, past examination questions, latest examination papers. ISBN: 9812551425 (pbk.) Subjects--Topical Terms: Accounting--Problems, exercises, etc. Dewey Class. No.: 657 / TAN