APA (7th ed.) Citation

Walt, T. v. d. (1967). Fixed and almost fixed points (Second edition.). Mathematisch Centrum.

Chicago Style (17th ed.) Citation

Walt, T. van der. Fixed and Almost Fixed Points. Second edition. Amsterdam: Mathematisch Centrum, 1967.

MLA (9th ed.) Citation

Walt, T. van der. Fixed and Almost Fixed Points. Second edition. Mathematisch Centrum, 1967.

Warning: These citations may not always be 100% accurate.