APA (7th ed.) Citation

Lauer, P. E., Torrigiani, P. R., & Shields, M. W. (1979). COSY: A system specification language based on paths and processes.

Chicago Style (17th ed.) Citation

Lauer, Peter E., Piero R. Torrigiani, and Michael William Shields. COSY: A System Specification Language Based on Paths and Processes. Newcastle upon Tyne, 1979.

MLA (9th ed.) Citation

Lauer, Peter E., et al. COSY: A System Specification Language Based on Paths and Processes. 1979.