APA (7th ed.) Citation
Didday, R. L., & Page, R. L. (1981). Using BASIC. West Pub. Co..
Chicago Style (17th ed.) Citation
Didday, Richard L., and Rex L. Page. Using BASIC. St. Paul: West Pub. Co., 1981.
MLA (9th ed.) Citation
Didday, Richard L., and Rex L. Page. Using BASIC. West Pub. Co., 1981.
Warning: These citations may not always be 100% accurate.