Hart, W. Defence of the Middle East: W. E. Hart.With a foreword by General Sir G. Le Q. Martel.
Chicago-viite (17. p.)Hart, W.E. Defence of the Middle East: W. E. Hart.With a Foreword by General Sir G. Le Q. Martel.
MLA-viite (8. p.)Hart, W.E. Defence of the Middle East: W. E. Hart.With a Foreword by General Sir G. Le Q. Martel.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.