"Grand Theatre Collection (University of Guelph)" . . "Walter Kerr Theatre (Organization : New York, N.Y.)" . . "CentreStage Theatre." . . . . "Proof"@es . . "Proof" . "Proof"@en . "Qiu zheng = Proof" . . . . . . . . . . "Feature" . . . . "<Proof>" . . . . . "Theater programs"@en . "Theater programs" . . . "Proof" . "Dokaz"@sl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Demostración" . . . "Der Beweis" . "Proof : [Program. Oct. 2002]" . . . . . . . . . "PROOF" . . . . . . . . "求証 = Proof" . . . . "Drama" . "Drama"@en . . . . "Fiction" . . . "Canadian Stage Theatre Archives (University of Guelph)" . . "Ostar Enterprises." . . "Repertory Theatre of St. Louis." . . "Jujamcyn Theaters." . . "2000 - 2099" . . "Loretto-Hilton Center for the Performing Arts (Webster Groves, Mo.)" . . "Dramas estadounidenses." . . "Auburn, David" . .