Dyfyniad APA

Campbell, J. A., & Smith, E. N. (2000). A new species of arboreal pitviper from the Atlantic versant of northern Central America.

Dyfyniad Arddull Chicago

Campbell, Jonathan A., y Eric N. Smith. A New Species of Arboreal Pitviper From the Atlantic Versant of Northern Central America. 2000.

Dyfyniad MLA

Campbell, Jonathan A., y Eric N. Smith. A New Species of Arboreal Pitviper From the Atlantic Versant of Northern Central America. 2000.

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