APA-Zitierstil (7. Ausg.)

Fraenkel, L. E. (2000). An introduction to maximum principles and symmetry in elliptic problems. Cambridge University Press. https://doi.org/10.1017/CBO9780511569203

Chicago-Zitierstil (17. Ausg.)

Fraenkel, L. Edward. An Introduction to Maximum Principles and Symmetry in Elliptic Problems. Cambridge: Cambridge University Press, 2000. https://doi.org/10.1017/CBO9780511569203.

MLA-Zitierstil (9. Ausg.)

Fraenkel, L. Edward. An Introduction to Maximum Principles and Symmetry in Elliptic Problems. Cambridge University Press, 2000. https://doi.org/10.1017/CBO9780511569203.