APA (7th ed.) Citation

Gratzer, G. A. (2006). The congruences of a finite lattice: A proof-by-picture approach. Birkhèauser.

Chicago Style (17th ed.) Citation

Gratzer, George A. The Congruences of a Finite Lattice: A Proof-by-picture Approach. Boston, Basel: Birkhèauser, 2006.

MLA (9th ed.) Citation

Gratzer, George A. The Congruences of a Finite Lattice: A Proof-by-picture Approach. Birkhèauser, 2006.