It is: VI-I-MMI
You could also write June.3rd.2006 as 06.03.2006 and the Roman numerals for these is... June.III.MMVI or VI.III.MMVI.
June-XI-MMVIII
June vii mmviii
VI-XVII-MMI
VI-IV-MMXI
III/VI/MMI
V-VI-MMI
You could also write June.3rd.2006 as 06.03.2006 and the Roman numerals for these is... June.III.MMVI or VI.III.MMVI.
June-XI-MMVIII
June vii mmviii
06.05.2012
VI-XVII-MMI
VI-XXV-MMXI
VI-V-MMXI
VI-VIII-MMXII
Iv/vi/mcmxciii
VI-XXIV-MMXI