Cite Them Right 11th edition - Harvard

Clarke, F.H. (1990) Optimization and nonsmooth analysis [book]. Repr., Classics in applied mathematics. Repr. Philadelphia, Pa.: Society for Industrial and Applied Mathematics (Classics in applied mathematics, 5).

Chicago Manual of Style 17th edition (full note)

Clarke, Francis H. Optimization and nonsmooth analysis. Book. Classics in applied mathematics. Repr. Classics in applied mathematics 5. Philadelphia, Pa.: Society for Industrial and Applied Mathematics, [1990?], Philadelphia, Pa.: Society for Industrial and Applied Mathematics, [1990?].

American Psychological Association 7th edition

Clarke, F. H. (ca. 1990). Optimization and nonsmooth analysis [Book]. In Classics in applied mathematics (Repr.). Society for Industrial and Applied Mathematics.

Modern Language Association 9th edition

Clarke, F. H. „Optimization and nonsmooth analysis“. Classics in applied mathematics, Repr., book, Society for Industrial and Applied Mathematics, 1990.

ISO-690 (author-date, Deutsch)

CLARKE, Francis H., 1990. Optimization and nonsmooth analysis. Repr. Philadelphia, Pa.: Society for Industrial and Applied Mathematics. Classics in applied mathematics, 5. ISBN 0898712564

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.