Platypus and the Mermaid And Other Figments of the Classifying Imagination Ritvo, Harriet Heftet / 1998 / Engelsk
Animal Estate The English and Other Creatures in Victorian England Ritvo, Harriet Heftet / 1989 / Engelsk
The Dawn of Green: Manchester, Thirlmere, and Modern Environmentalism Ritvo, Harriet Digital bok / 2018 / Engelsk
Macropolitics of Nineteenth-Century Literature Nationalism, Exoticism, Imperialism Arac, Jonathan Heftet / 1995 / Engelsk
Nature of the Beasts Empire and Exhibition at the Tokyo Imperial Zoo Miller Ian Jared Heftet / 2021 / Engelsk
Nature of the Beasts Empire and Exhibition at the Tokyo Imperial Zoo Miller Ian Jared Innbundet / 2013 / Engelsk
