APA (7th ed.) Citation

Kowalik, J., & Osborne, M. R. (1968). Methods for unconstrained optimization problems. American Elsevier Pub. Co..

Chicago Style (17th ed.) Citation

Kowalik, Janusz, and M. R. Osborne. Methods for Unconstrained Optimization Problems. New York: American Elsevier Pub. Co., 1968.

MLA (9th ed.) Citation

Kowalik, Janusz, and M. R. Osborne. Methods for Unconstrained Optimization Problems. American Elsevier Pub. Co., 1968.