APA

Dan Crisp, .Tiranosaurio reg. Beijing, China : Juventud, 2008: .

Chicago

Dan Crisp, .Tiranosaurio reg. Beijing, China : Juventud, 2008: .

Harvard

Dan Crisp, .Tiranosaurio reg. Beijing, China : Juventud, 2008: .

MLA

Dan Crisp, .Beijing, China : Juventud, 2008: . .