00414nam a2200157Ia 450000500170000000800460001703700120006304000200007504100130009508400190010810000170012724500420014426000450018630000100023136500150024120250508165652.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDLbengcFEDL  aeng2eng  a530, WALqFEDL  aWalker Jearl 0aFlying circus of physics with answers  aNew York, USAbJohn Wiley and Sonsc1977  a295p.  aUSDb19.95