APA (7th ed.) Citation

Checkland Peter. (1981). Systems thinking, systems practice. Wiley, J.

Chicago Style (17th ed.) Citation

Checkland Peter. Systems Thinking, Systems Practice. Wiley, J, 1981.

MLA (8th ed.) Citation

Checkland Peter. Systems Thinking, Systems Practice. Wiley, J, 1981.

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