APA (7th ed.) Citation

Simpson. (1977). Current aspects of computer technology: The computer software scene. Input Two-Nine.

Chicago Style (17th ed.) Citation

Simpson. Current Aspects of Computer Technology: The Computer Software Scene. England: Input Two-Nine, 1977.

MLA (8th ed.) Citation

Simpson. Current Aspects of Computer Technology: The Computer Software Scene. Input Two-Nine, 1977.

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