Thực đơn
Halberstadt_CL.II Tham khảoThực đơn
Halberstadt_CL.II Tham khảoLiên quan
Halbe Halberstadt CL.II Halbe Zijlstra Halberstadt CL.IV Halberstadt D.II Halberstadt (huyện) Halberstadt Halberstadt D.I Halbemond HalbehTài liệu tham khảo
WikiPedia: Halberstadt_CL.II http://www.wwiaviation.com/German_2seaters.html http://www.spartacus.schoolnet.co.uk/FWWhalberstad... https://web.archive.org/web/20091118190637/http://... https://web.archive.org/web/20130908024332/http://...