Ummer, E. K. Basic mathematics for economics, business and finance - Abingdon, Oxon: Routledge, Taylor & Francis Group, 2023. - x, 483 p. ISBN: 9780203817322 9781032565453 Subjects--Topical Terms: Economics Mathematical modelsMathematicsProgramming (Mathematics) Dewey Class. No.: 511.1 UMM