[en] The Home of Mankind George G. Harrap
[en] Edinburgh Excursion George G.Harrap & Co Ltd
[en] In Storm and in Calm George G.Harrap & Co Ltd
[en] Silent Song George G. Harrap & Co. Ltd.
[en] A Stranger Is Watching Harrap
[en] The Secret Armour George G.Harrap & Co Ltd
[en] Play Dead · Intermédiaire Harrap
[en] [Wrath of Abel 01] • An Assassin Is Born Simon Harrak
[de] [Wrath of Abel 01] • Geburt eines Killers Simon Harrak
[en] [Turcologica 01] • An Introduction to the History of the Turkic People Harrassowitz
[en] [Vyyda 00] • 16 Hours, 27 Minutes Nap Harrison Co.