APA (7th ed.) Citation

Hajnal, A., Lovász, L., & Sós, V. T. (1984). Finite and infinite sets. North-Holland.

Chicago Style (17th ed.) Citation

Hajnal, A., L. Lovász, and V. T. Sós. Finite and Infinite Sets. Amsterdam: North-Holland, 1984.

MLA (9th ed.) Citation

Hajnal, A., et al. Finite and Infinite Sets. North-Holland, 1984.