Computing using BASIC : an interactive approach
Tonia Cope.
- New York : E. Horwood ; Halsted Press, 1981.
- 351 p. : ill. ; 23 cm.
- Ellis Horwood series in computers and their applications ; 13 .
- http://www.amazon.com/Computing-Using-BASIC-Interactive-Approach/dp/B003X87VRQ/ref=sr_1_1?ie=UTF8&qid=1418034921&sr=8-1&keywords=085312289x 13. .