International Table Tennis Federation Handbook
Territorial Umpire
Shari Olsen
Thorsten Gohl
Club Umpire
Territorial Referee
Shari Olsen
Thorsten Gohl
International Table Tennis Federation Handbook
Territorial Umpire
Shari Olsen
Thorsten Gohl
Club Umpire
Territorial Referee
Shari Olsen
Thorsten Gohl