एपीए उद्धरण

Alcantara-Ayala, I. (2010). Geomorpholpogical hazards and disaster prevention. Cambridge.

शिकागो स्टाइल उद्धरण

Alcantara-Ayala, Irasema. Geomorpholpogical Hazards and Disaster Prevention. Cambridge, 2010.

एमएलए उद्धरण

Alcantara-Ayala, Irasema. Geomorpholpogical Hazards and Disaster Prevention. Cambridge, 2010.