This solemnity is celebrated on June 29th

Traditionally, this is the day in the Ordinariate of the Chair of St. Peter for the ordination of new priests

The Proper of the mass is at DWM pg. 767

Note that there are separate mass propers for the Vigil (DWM pg. 767) and During the Day (DWM pg. 769)

The Gloria and the Creed are said

The Preface is the Preface of the Apostles (DWM pg. 618)