APA (7th ed.) Citation

Fletcher, R. (1987). Practical methods of optimization (2.). Wiley.

Chicago Style (17th ed.) Citation

Fletcher, R. Practical Methods of Optimization. 2. Chichester ; New York: Wiley, 1987.

MLA (9th ed.) Citation

Fletcher, R. Practical Methods of Optimization. 2. Wiley, 1987.