Fossum, R. M. (1975). Trivial extensions of abelian categories: Homological algebra to trivial extensions of abelian categories with applications to ring theory. Springer-Verlag.
Citação do estilo Chicago (17ª ed.)Fossum, Robert M. Trivial Extensions of Abelian Categories: Homological Algebra to Trivial Extensions of Abelian Categories with Applications to Ring Theory. Berlín: Springer-Verlag, 1975.
Citação MLA (9ª ed.)Fossum, Robert M. Trivial Extensions of Abelian Categories: Homological Algebra to Trivial Extensions of Abelian Categories with Applications to Ring Theory. Springer-Verlag, 1975.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.