Engelking, R., Sieklucki, K., & Ostaszewski, A. (1992). Topology: A geometric approach. Heldermann.
Chicago Style (17th ed.) CitationEngelking, Ryszard, Karol Sieklucki, and Adam Ostaszewski. Topology: A Geometric Approach. Berlin: Heldermann, 1992.
MLA (9th ed.) CitationEngelking, Ryszard, et al. Topology: A Geometric Approach. Heldermann, 1992.
Warning: These citations may not always be 100% accurate.