00271nam a2200109 a 450000500170000002000150001708200200003210000170005224500400006926000350010930000170014420251203090451.0  a0333286545  a005.133B,gosb_  aGosling, PE.  aProgram your microcomputer in BASIC  aLoNew Delhion: Macmillanc1983  a91p.c22 cm.