The World of Programming Languages by Michael Marcotty, Henry LedgardEnglish | PDF | 1987 | 373 Pages | ISBN : 0387964401 | 42.8 MB
The earth, viewed through the window of an airplane, shows a regularity and reptition of features, for example, hills, valleys, rivers, lakes, and forests. Nevertheless, there is great local variation; Vermont does not look like Utah. Similarly, if we rise above the details of a few programming languages, we can discern features that are common to many languages.