APA (7th ed.) Citation

Littlewood, J. E. (1926). The elements of the theory of real functions (2d rev. ed.). W. Heffer.

Chicago Style (17th ed.) Citation

Littlewood, J. E. The Elements of the Theory of Real Functions. 2d rev. ed. Cambridge: W. Heffer, 1926.

MLA (8th ed.) Citation

Littlewood, J. E. The Elements of the Theory of Real Functions. 2d rev. ed. W. Heffer, 1926.