Ovelio Piña Valles, Vadell Hermanos

$6.17

Gaston Maldonado, San Pablo

$7.00

Ricardo Mercado Davila, Trillas

$27.00

Masters - Wendell P. Ela, Prentice Hall

$30.50

Hans Kuhn, Cengage

$67.00

Blair Singer, Aguilar

$7.00

Daniel B. Jones, Lippincott

$215.73

Kris Jamsa, Mcgraw Hill

$15.00

R. Halgin - S. Krauss, Mcgraw Hill

$45.00

Andrew Matthews, Alamah

$6.00

Gaceta No. 39.815, Njr

$1.00

T. Phillips - A. Phillips, Garnet

$5.00

Tommy Tenney, Editorial Unilit

$7.41

Gaceta No 30.784, Njr

$1.00

William R. Stanek, Anaya

$22.45

Bezares, Mcgraw Hill

$30.00

P. Samuelson - W Nordhaus, Mcgraw Hill

$57.00

Gaceta Nº 39.901, Njr

$2.85

Gareth Jones - Jennifer M, Mcgraw Hill

$52.56

Piergiorgio Corbetta, Mcgraw-hill

$38.00

Gaceta N° 40.029, Njr

$1.00

T.w. Sadler, Lippincott

$32.00

J. Taylor - A. Weerapana, Cengage

$82.61

Isabel Grisanti Aveledo, Vadell Hermanos

$7.00

Angel Ferre, Angel Ferrer

$2.00

Brc, Cyngular

$6.00

Gaceta, la Piedra

$2.85

Gaceta Nº 41.070, la Piedra

$3.50

Joseph J. Zorc, Lippincott

$63.00

J. Silvestre Mendez, Mcgraw Hill

$48.00