APA (7th ed.) Citation

Sierpiński, W. (1965). Cardinal and ordinal numbers (2. ed. rev.). PWN.

Chicago Style (17th ed.) Citation

Sierpiński, Wacław. Cardinal and Ordinal Numbers. 2. ed. rev. Warszawa: PWN, 1965.

MLA (9th ed.) Citation

Sierpiński, Wacław. Cardinal and Ordinal Numbers. 2. ed. rev. PWN, 1965.