APA (7th ed.) Citation

Higgins, K., Potts, D., & Symons, I. (1989). Comparison of predicted and measured performance of the retaining walls of the Bell Common Tunnel. Group Engineering Division, Structures Group, Transport and Road Research Laboratory, Department of Transport.

Chicago Style (17th ed.) Citation

Higgins, K.G, D.M Potts, and I.F Symons. Comparison of Predicted and Measured Performance of the Retaining Walls of the Bell Common Tunnel. Berkshire, England: Group Engineering Division, Structures Group, Transport and Road Research Laboratory, Department of Transport, 1989.

MLA (9th ed.) Citation

Higgins, K.G, et al. Comparison of Predicted and Measured Performance of the Retaining Walls of the Bell Common Tunnel. Group Engineering Division, Structures Group, Transport and Road Research Laboratory, Department of Transport, 1989.