APA (7th ed.) Citation

Optner, S. L. (1973). Systems analysis: Selected readings. Penguin.

Chicago Style (17th ed.) Citation

Optner, Stanford L. Systems Analysis: Selected Readings. Harmondsworth: Penguin, 1973.

MLA (9th ed.) Citation

Optner, Stanford L. Systems Analysis: Selected Readings. Penguin, 1973.

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