https://openlibrary.org/books/OL3789525M.opds The basic handbook encyclopedia of the basic computer language 2020-10-21T14:00:03Z David A. Lien https://openlibrary.org/authors/OL957140A/David_A._Lien Compusoft Pub. San Diego, Calif 1981 480 p. : 2nd ed. Pages 472-479 blank for Notes. eng https://openlibrary.org/books/OL3789525M https://archive.org/details/Basic_Handbook_2nd_Edition_1981_CompuSoft_Publishing urn:ISBN:0932760058 81067479