Patrick J. Welch
Books
Economics
1982
ISBN 9781118233597
Study Guide to Accompany Economics
1997
ISBN 9780470004401
Study guide
1986
ISBN 9780030048838
Test bank
1986
ISBN 9780030048845
Economics, theory & practice
2010
ISBN 9780470450093
Instructor's manual for Economics, theory & practice
1982
ISBN 9780030556319
Instructor's manual and transparency masters
1986
ISBN 9780030048821