Godefroy, A. B. (2011). Defence and discovery: Canada's military space program, 1945-74. UBC Press.
Dyfyniad Arddull ChicagoGodefroy, Andrew B. Defence and Discovery: Canada's Military Space Program, 1945-74. Vancouver [B.C.]: UBC Press, 2011.
Dyfyniad MLAGodefroy, Andrew B. Defence and Discovery: Canada's Military Space Program, 1945-74. UBC Press, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.