Style de citation APA (7e éd.)

Berg, C., Christensen, J. P., & Ressel, P. (1984). Harmonic analysis on semigroups: Theory of positive definite and related functions. Springer.

Style de citation Chicago (17e éd.)

Berg, Christian, Jens Peter Christensen, et Paul Ressel. Harmonic Analysis on Semigroups: Theory of Positive Definite and Related Functions. Nueva York: Springer, 1984.

Style de citation MLA (9e éd.)

Berg, Christian, et al. Harmonic Analysis on Semigroups: Theory of Positive Definite and Related Functions. Springer, 1984.