W. Nicholson - C. Snyder, Cengage

$95.65

Case - Fair, Prentice Hall

$28.00

F. Mochon - V. Carreon, Mcgraw Hill

$44.00

B. Bernanke - R. Frank, Mcgraw-hill

$45.00

Roberto H. Frank, Mcgraw Hill

$32.00

Parkin - Esquivel, Pearson

$47.83