FLETCHER, Roger, 1980. Unconstrained optimization. Chichester [u.a.]: Wiley. ISBN 0471277118.
Elsevier - Harvard (with titles)Fletcher, R., 1980. Unconstrained optimization, Practical methods of optimization / Roger Fletcher. Wiley, Chichester [u.a.].
American Psychological Association 7th editionFletcher, R. (ca. 1980). Unconstrained optimization [Book]. In Practical methods of optimization / Roger Fletcher. Wiley.
Springer - Basic (author-date)Fletcher R (1980) Unconstrained optimization. Wiley, Chichester [u.a.]
Juristische Zitierweise (Stüber) (Deutsch)Fletcher, Roger, Unconstrained optimization, Chichester [u.a.] 1980.
Warning: These citations may not always be 100% accurate.