- Legal Issues for Civil and Structural Engineering Computer Users,
M. Sales
Paper 1.2 from CCP: 4/5, ISBN 0-948749-03-2 (1987)
- Legal and Ethical Issues for Civil and Structural Engineering Computer Users,
M. Sales and B.H.V. Topping
Paper 1.3 from CCP: 2/3, ISBN 0-948749-00-8 (1985)