Cita APA (7a ed.)

Wolstenholme, E. F. (1990). System enquiry: A systems dynamics approach. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Wolstenholme, Eric F. System Enquiry: A Systems Dynamics Approach. Chichester [etc.]: John Wiley & Sons, 1990.

Cita MLA (9a ed.)

Wolstenholme, Eric F. System Enquiry: A Systems Dynamics Approach. John Wiley & Sons, 1990.