Citazione Stile APA (7a Edizione)

Richter, M. (2002). On the squamation of Australerpeton cosgriffi Barberena, a temnospondyl amphibian from the Upper Permian of Brazil. Academia Brasileira de Ciências.

Citazione stile Chigago Style (17a edizione)

Richter, Martha. On the Squamation of Australerpeton Cosgriffi Barberena, a Temnospondyl Amphibian from the Upper Permian of Brazil. Academia Brasileira de Ciências, 2002.

Citatione MLA (9a ed.)

Richter, Martha. On the Squamation of Australerpeton Cosgriffi Barberena, a Temnospondyl Amphibian from the Upper Permian of Brazil. Academia Brasileira de Ciências, 2002.