APA (7th ed.) Citation

Williams, G. E. (1977). Digital technology: Principles and practices. Science Research Associates.

Chicago Style (17th ed.) Citation

Williams, Gerald E. Digital Technology: Principles and Practices. Chicago u.a: Science Research Associates, 1977.

MLA (9th ed.) Citation

Williams, Gerald E. Digital Technology: Principles and Practices. Science Research Associates, 1977.