APA (7th ed.) Citation

Leonard, D. R., & Gower, P. (1982). User guide to CONTRAM version 4. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Leonard, D. R., and P. Gower. User Guide to CONTRAM Version 4. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.

MLA (9th ed.) Citation

Leonard, D. R., and P. Gower. User Guide to CONTRAM Version 4. Transport and Road Research Laboratory, 1982.