TY - BOOK AU - Lewis,John Parry TI - An introduction to mathematics for students of economics SN - 0333073029 : U1 - 510 PY - 1959/// CY - London PB - Macmillan KW - Business mathematics KW - Economics, Mathematical KW - Calculus KW - Mathematics KW - Algebra N1 - Includes bibliographical references and index ER -