Checkland, P., Scholes, J., SCHOLES, J., & Scholes, J. (2003). Soft systems methodology: A 30-year retrospective. Chichester: Wiley.
Παραπομπή Chicago StyleCheckland, Peter., Jim Scholes, Jim SCHOLES, and Jim Scholes. Soft Systems Methodology: A 30-year Retrospective. Chichester: Wiley, 2003.
Παραπομπή MLACheckland, Peter., Jim Scholes, Jim SCHOLES, and Jim Scholes. Soft Systems Methodology: A 30-year Retrospective. Chichester: Wiley, 2003.
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