APA (7th ed.) Citation

Sigma Press & Lawton, L. S. (1993). Integrated digital networks. Sigma Press.

Chicago Style (17th ed.) Citation

Sigma Press and L. S. Lawton. Integrated Digital Networks. Wilmslow: Sigma Press, 1993.

MLA (8th ed.) Citation

Sigma Press and L. S. Lawton. Integrated Digital Networks. Sigma Press, 1993.

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