APA (7th ed.) Citation

Ellis Keith. (1995). Critical issues in systems theory and practice. Plenum.

Chicago Style (17th ed.) Citation

Ellis Keith. Critical Issues in Systems Theory and Practice. Plenum, 1995.

MLA (8th ed.) Citation

Ellis Keith. Critical Issues in Systems Theory and Practice. Plenum, 1995.

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