Review quide and workbook for use with Lloyd G. Teynolds economics : a general introduction - Porte, Richard; Starleaf, Dennis R. (Homewood, Illinois : Richard D. Irwin, 1973)
Keywords: Οικονομική.; Economics; Οικονομική -- Προβλήματα, ασκήσεις, κλπ; Economics -- Problems, exercises, etc