00390nam a2200121Ia 4500020001800000082001700018100001900035245007400054260005100128300001600179650004500195650002800240  a0-444-40879-7  a001.42 POL-;  aPolak, Fred L. 0aPrognostics: ba science in the making surveys and creates the future  aNew YorkbElsevier Scientific Publishingc1971  axxiv, 425p.  aScience - Social aspects - United States  aScience - United States