Cita APA (7a ed.)

Clarke, D. D., & Crossland, J. (1985). Action systems: An introduction to the analysis of complex behaviour. Methuen.

Cita Chicago Style (17a ed.)

Clarke, David D., y Jill Crossland. Action Systems: An Introduction to the Analysis of Complex Behaviour. London [etc.]: Methuen, 1985.

Cita MLA (9a ed.)

Clarke, David D., y Jill Crossland. Action Systems: An Introduction to the Analysis of Complex Behaviour. Methuen, 1985.