Dyfyniad APA

Gupta. (2013). Three Great Tsunamis: Lisbon (1755), Sumatra-Andaman (2004) and Japan (2011) (1.). Springer Netherlands.

Dyfyniad Arddull Chicago

Gupta. Three Great Tsunamis: Lisbon (1755), Sumatra-Andaman (2004) and Japan (2011). 1. Springer Netherlands, 2013.

Dyfyniad MLA

Gupta. Three Great Tsunamis: Lisbon (1755), Sumatra-Andaman (2004) and Japan (2011). 1. Springer Netherlands, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.