APA (7th ed.) Citation

Held, G. (1993). Data encryption techniques. SAMS Publishing.

Chicago Style (17th ed.) Citation

Held, Gilbert. Data Encryption Techniques. SAMS Publishing, 1993.

MLA (8th ed.) Citation

Held, Gilbert. Data Encryption Techniques. SAMS Publishing, 1993.

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