Παραπομπή σε μορφή APA (7η εκδ.)

Preuss, G. (1988). Theory of topological structures: An approach to categorical topology. D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Preuss, Gerhard. Theory of Topological Structures: An Approach to Categorical Topology. Dordrecht ; Boston : Norwell, MA, U.S.A.: D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers, 1988.

Παραπομπή σε μορφή MLA (8th εκδ.)

Preuss, Gerhard. Theory of Topological Structures: An Approach to Categorical Topology. D. Reidel Pub. Co. ; Sold and distributed in the U.S.A. and Canada by Kluwer Academic Publishers, 1988.