ISBN 9781245093712 books & textbook
Problems and exercises to accompany Clay's Economics for the general reader, and Ely's Outlines of economics
Hayes, H Gordon b. 1883 Clay, Henry Ely, Richard Theodore
Nabu Press /2011-09-11 Paperback / 84 Pages
isbn-10: 1245093711 / isbn-13: 9781245093712
