Kuratowski, K., & Mostowski, A. (1976). Set theory: With an introduction to descriptive set theory (2d completely rev. ed.). North-Holland Pub. Co. ; distributor, Elsevier/North-Holland.

Kuratowski, Kazimierz, and Andrzej Mostowski. Set Theory: With an Introduction to Descriptive Set Theory. 2d completely rev. ed. Amsterdam : New York: North-Holland Pub. Co. ; distributor, Elsevier/North-Holland, 1976.

Kuratowski, Kazimierz, and Andrzej Mostowski. Set Theory: With an Introduction to Descriptive Set Theory. 2d completely rev. ed. North-Holland Pub. Co. ; distributor, Elsevier/North-Holland, 1976.