APA (7th ed.) Citation

Cooper, R. (1990). Five steps to ABC system design. [s.n.].

Chicago Style (17th ed.) Citation

Cooper, Robin. Five Steps to ABC System Design. [S.l.]: [s.n.], 1990.

MLA (9th ed.) Citation

Cooper, Robin. Five Steps to ABC System Design. [s.n.], 1990.

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