APA (7e ed.) Bronvermelding

Eaton, T. H. A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas.

Chicago (17e ed.) Bronvermelding

Eaton, Theodore H. A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas.

MLA (9e ed.) Bronvermelding

Eaton, Theodore H. A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas.

Let op: Deze citaties zijn niet altijd 100% accuraat.