Columbia subject headings:
Oral history--Ecuador--Riobamba.
Riobamba Explosion, Riobamba, Ecuador, 2002--Personal narratives.
Harvard subject headings:
Oral history--Ecuador--Riobamba.
Riobamba Explosion, Riobamba, Ecuador, 2002--Personal narratives.
Princeton subject headings:
Explosions--Ecuador--Riobamba.
Personal narratives.
Riobamba Explosion, Riobamba, Ecuador, 2002--Personal narratives.