APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Fletcher, Roger. Practical Methods of Optimization. 2a. ed. Chichester: John Wiley, 1987.

MLA (9th ed.) Citation

Fletcher, Roger. Practical Methods of Optimization. 2a. ed. John Wiley, 1987.