Bitter, G. G. G. (1992). BASIC for beginners (2.).
Chicago Style aipamenaBitter, Gary G; Gateley. BASIC for Beginners. 2. TATA McGraw-Hill Publishing Company Ltd., New Delhi, 1992.
MLA aipamenaBitter, Gary G; Gateley. BASIC for Beginners. 2. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.