. . . "Hirst"@en . "Hirst, David M. (David Michael)" . "David M. Hirst"@en-US . . . "David Michael" . . "David Michael Hirst"@en . . "David"@en . . . "David M." . "D. M. Hirst" . "D.M Hirst" . "David Michael Hirst" . "M." . . "D.M" . . "Michael"@en . "Hirst"@fr-FR . "David M. Hirst" . "D. M." .