Cheap prices for textbooks

[Dimensionless]

Dear All:

I was wondering if anyone could direct me to a reliable and trustworthy site where I can obtain any of the following books at a cheap price:

Principles of Magnetic Resonance, by Charles P. Slichter

Spin Dynamics: Basics of Nuclear Magnetic Resonance, by Malcolm H. Levitt

Quantum Description of High-Resolution NMR in Liquids (International Series of Monographs on Chemistry), by Maurice Goldman

Principles of Nuclear Magnetism (International Series of Monographs on Physics), by A. Abragam

Introduction to Transport Phenomena in Materials Engineering, by David R. Gaskell

Thank you,
D.

[Izaac]

Abebooks, maybe?

[ayushya]

Yes, abebooks. But the books are usually used ones or they are international editions.

[Dimensionless]

Thanks a lot guys. I had one more question. Do you have any suggestions for references that may assist with learning matlab from a basic to advanced level and that is pedagogically concise and understandable?