TY  - BOOK
AU  - Davis, G. B
TI  - introduction to computers
SN  - 0-07-015825-8
PY  - 1977///
CY  - Tokyo
PB  - McGraw-Hill
KW  - Astronomy and astrophysics thesaurus
KW  - Extragalactic objects
KW  - High energy astrophysics
ER  -