Grillet Pierre Antoine. (1995). Partially free commutative semigroups.
Chicago Style (17th ed.) CitationGrillet Pierre Antoine. Partially Free Commutative Semigroups. 1995.
MLA idézésGrillet Pierre Antoine. Partially Free Commutative Semigroups. 1995.
Figyelem: ezek az hivatkozások nem 100%-ban pontosak..