APA (7th ed.) Citation

Checkland, P., & Scholes, J. (1999). Soft systems methodology in action: A 30-year retrospective. Wiley.

Chicago Style (17th ed.) Citation

Checkland, Peter, and Jim Scholes. Soft Systems Methodology in Action: A 30-year Retrospective. Chichester: Wiley, 1999.

MLA (8th ed.) Citation

Checkland, Peter, and Jim Scholes. Soft Systems Methodology in Action: A 30-year Retrospective. Wiley, 1999.

Warning: These citations may not always be 100% accurate.