A string identifying the time zone of the entity
represented by the vCard.
Namespace: vCards
Assembly: ICalVCard (in ICalVCard.dll) Version: 1.0.0.0 (1.0.0.0)
Namespace: vCards
Assembly: ICalVCard (in ICalVCard.dll) Version: 1.0.0.0 (1.0.0.0)