APA (7th ed.) Citation

Crossley, M. D. (2005). Essential topology. Springer. https://doi.org/10.1007/1-84628-194-6

Chicago Style (17th ed.) Citation

Crossley, Martin D. Essential Topology. London: Springer, 2005. https://doi.org/10.1007/1-84628-194-6.

MLA (9th ed.) Citation

Crossley, Martin D. Essential Topology. Springer, 2005. https://doi.org/10.1007/1-84628-194-6.