APA (7th ed.) Citation

Didday, R. L., & Page, R. (1981). Using BASIC. West Publishing.

Chicago Style (17th ed.) Citation

Didday, Richard L., and Rex Page. Using BASIC. St. Paul, N.Y: West Publishing, 1981.

MLA (9th ed.) Citation

Didday, Richard L., and Rex Page. Using BASIC. West Publishing, 1981.