Engelking, R., & Sieklucki, K. (2005). Topology: A geometric approach. Overseas.
Čikaški stil citiranjaEngelking, Ryszard, i Karol Sieklucki. Topology: A Geometric Approach. New Delhi: Overseas, 2005.
MLA način citiranjaEngelking, Ryszard, i Karol Sieklucki. Topology: A Geometric Approach. Overseas, 2005.
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