"Swinfen"@en . "David Berridge" . "David B. Swinfen"@en-AU . "1936" . "Swinfen" . . "David B." . . "Berridge" . . "David B. Swinfen" . "B."@en . "David" . . "Swinfen David Berridge Swinfen" . "David Swinfen" . "Swinfen, David B. (David Berridge)" . . "D. B. Swinfen"@en . "David Berridge Swinfen" . "D."@en . "David Swinfen" . . "D. B." . "D. B. Swinfen" . . "Swinfen, D. B., Swinfen, David Berridge" . . . .