APA-Zitierstil (7. Ausg.)

Ansari, Q. H., & Sahu, D. R. (2023). Fixed point theory and variational principles in metric spaces. Cambridge University Press. https://doi.org/10.1017/9781009351430

Chicago-Zitierstil (17. Ausg.)

Ansari, Qamrul Hasan, und Dipti Ranjan Sahu. Fixed Point Theory and Variational Principles in Metric Spaces. Cambridge, United Kingdom: Cambridge University Press, 2023. https://doi.org/10.1017/9781009351430.

MLA-Zitierstil (9. Ausg.)

Ansari, Qamrul Hasan, und Dipti Ranjan Sahu. Fixed Point Theory and Variational Principles in Metric Spaces. Cambridge University Press, 2023. https://doi.org/10.1017/9781009351430.