Mal'Cev, Protomodular, Homological and Semi-abelian Categories

A Differential Approach to Geometry

Algebraic Approach to Geometry

Handbook of Categorical Algebra

Galois Theories of Fields and Rings

An Axiomatic Approach to Geometry

Geometric Trilogy

Axiomatic Approach to Geometry

Handbook of Categorical Algebra (Encyclopedia of Mathematics and its Applications)

Categorical Algebra and Its Applications

Categorical Algebra and its Applications: Proceedings of a Conference, Held in Louvain-la-Neuve, Belgium, July 26 - August 1, 1987 (Lecture Notes in Mathematics)