J. Kiernan - N. Rajakumar, Wolters Kluwer

$60.48

Nahum Mendez - Sanchez, Mcgraw Hill

$44.40

Barbara Janson Cohen, Lippincot

$48.00

Antonio J. Hernandez G., Ula

$12.68

T. Mccnnell - K. Hull, Lippincott

$136.98