APA (7th ed.) Citation

Longman & Richards, R. J. (1993). Solving problems in control. Longman.

Chicago Style (17th ed.) Citation

Longman and R. J. Richards. Solving Problems in Control. New York: Longman, 1993.

MLA (8th ed.) Citation

Longman and R. J. Richards. Solving Problems in Control. Longman, 1993.

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