MLA

Cohen, Ralph L, et al. String Topology and Cyclic Homology. Basle: Birkhäuser Basel, 2006.

APA

Cohen, R. L, Hess, K., Voronov, A. A, & Sullivan, D. (2006). String Topology and Cyclic Homology. Basle: Birkhäuser Basel.

Chicago

Cohen, Ralph L., Kathryn Hess, Alexander A Voronov, and Dennis Sullivan. String Topology and Cyclic Homology. Basle: Birkhäuser Basel, 2006.