The Air War in El Salvador
Airpower journal ; 12 , 2
1998
Article (Journal)
Unknown
Online Contents | 2010
Engineering Index Backfile | 1951
Historical Dictionary of El Salvador
Emerald Group Publishing | 2017
|Railways of Guatemala and Salvador
Engineering Index Backfile | 1943
Guatemala et Salvador, deux réseaux convalescent
IuD Bahn | 2002
|