APA (7th ed.) Citation

Gratzer, G. A. (2006). The congruences of a finite lattice: A proof-by-picture approach. Birkhäuser. https://doi.org/10.1007/0-8176-4462-8

Chicago Style (17th ed.) Citation

Gratzer, George A. The Congruences of a Finite Lattice: A Proof-by-picture Approach. Boston ; Basel: Birkhäuser, 2006. https://doi.org/10.1007/0-8176-4462-8.

MLA (9th ed.) Citation

Gratzer, George A. The Congruences of a Finite Lattice: A Proof-by-picture Approach. Birkhäuser, 2006. https://doi.org/10.1007/0-8176-4462-8.