Labelling associations Each association can be labelled to make explicit the nature of the association works For Employee Company Secretary Manager supervisor Company BoardofDirectors Office 0.1 allo catedTol Employee Person 0.3.8 BoardofDirectors bo ard Member wwseng. com O Lethbridge/Laganiere 2001 Chapter 5: Modelling with classes© Lethbridge/Laganière 2001 Chapter 5: Modelling with classes 9 Labelling associations • Each association can be labelled, to make explicit the nature of the association * supervisor 1..** * w orksFor 0..1 allocatedTo * boardMember 0,3..8 * Employee Secretary Office Person Company Employee Company Manager BoardOfDirectors BoardOfDirectors