APA (7th ed.) Citation

Newson, R., Temperton, C., & Tibaldi, S. (1979). The ECMWF forecasting system.

Chicago Style (17th ed.) Citation

Newson, R., C. Temperton, and S. Tibaldi. The ECMWF Forecasting System. Reading, Berkshire, 1979.

MLA (9th ed.) Citation

Newson, R., et al. The ECMWF Forecasting System. 1979.