1.
 |  | Title: Johns Hopkins Children's Center: First Aid for Children Fast by Allen R. Walker, Johns Hopkins Children's Center ISBN: 0789489600 Publisher: DK Publishing Pub. Date: 01 October, 2002 List Price: $13.00 Amazon.com Price: $10.40 |
2.
 |  | Title: Organophosphorus Chemistry: A Review of the Literature Published Between July 1981 and June 1982 (Specialist Periodical Report Series) by D. W. Hutchinson, J. A. Miller, D. S. Allen, J. R. Chapman, Walker ISBN: 0851861261 Publisher: Royal Society of Chemistry Pub. Date: August, 1988 List Price: $197.95 Amazon.com Price: $197.95 |
3.
 |  | Title: Php Developer's Dictionary by R. Allen Wyke, Michael J. Walker, Robert M. Cox ISBN: 0672320290 Publisher: SAMS Pub. Date: December, 2000 List Price: $39.99 Amazon.com Price: $39.99 |
4.
 |  | Title: Geologic Evolution of the Mojave Desert and Southwestern Basin and Range (Memoir (Geological Society of America), 195.) by Allen F. Glazner, J. Douglas Walker, John M. Bartley, Thomas R. Degregori ISBN: 0813711959 Publisher: Geological Society of America Pub. Date: November, 2002 List Price: $120.00 Amazon.com Price: $120.00 |