APA (7th ed.) Citation

Stephenson, A. P., & Stephenson, D. J. (1985). Filing systems and databases for the Commodore 64. Collins.

Chicago Style (17th ed.) Citation

Stephenson, A. P., and D. J. Stephenson. Filing Systems and Databases for the Commodore 64. London: Collins, 1985.

MLA (9th ed.) Citation

Stephenson, A. P., and D. J. Stephenson. Filing Systems and Databases for the Commodore 64. Collins, 1985.

Warning: These citations may not always be 100% accurate.