00285nam a2200097Ia 4500008004100000082001700041100002300058245002000081300002200101650006400123230907s9999||||xx |||||||||||||| ||und||  a621.381bCRE  aCressler, John D., 0aSilicon earth :  axxii, 597 pages :  aPopular works. Popular works. Popular works. Popular works.