Well if you want to say "party" it is not "partie".
Partie means a part.
Une fete or un boum is a party.
Merci d'etre venu a ma fete means thank you for coming to my party.
Merci d'être mon ami - thank you for being a friend to me
László Detre - microbiologist - was born in 1874.
László Detre - microbiologist - died in 1939.
Thomas Paul Detre has written: 'Modern psychiatric treatment' -- subject(s): Psychiatry