Stephen C. West

ISBN 0-54844-300-9.  Jonathan M. Adams, Thomas D. Hall and Peter Turchin (2004). East-West Orientation of Historical Empires. 2008 елның 27 май көнендә архивланган

ISBN 978-81-208-1233-8. https://books.google.com/books?id=_Bi6FWX1NOgC.  Stephen J. Laumakis, 2008, 90 бит. Dalal, 2010, 344, 356-357 бит. Damien Keown

https://books.google.com/books?id=0Guw2CnxiucC.  Mark Juergensmeyer, Wade Clark Roof, 271–272 битләр. Stephen J. Laumakis, 2008, 90–99 битләр. Klaus Klostermaier

следить]] [обновить]|ISBN 0-521-56521-9]] John C. Beyer; Stephen A. Schneider. Forced Labour under Third Reich. Nathan Associates. 

әлеге чыганактан 2007-08-11 архивланды. 2007-07-26 тикшерелгән. Lovatt, Stephen C. (2007). New Skins for Old Wine. Universal Publishers. pp. The Meaning