Machi, A. (2012). Groups: An introduction to ideas and methods of the Theory of Groups. Springer.
Cita Chicago (17th ed.)Machi, Antonio. Groups: An Introduction to Ideas and Methods of the Theory of Groups. Milan, Italy: Springer, 2012.
Cita MLA (9th ed.)Machi, Antonio. Groups: An Introduction to Ideas and Methods of the Theory of Groups. Springer, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.