Pfeiffer, E. M. Was Spielzeuge erzählen: Evas Geschichte. rtv media group GmbH.
Citazione stile Chigago Style (17a edizione)Pfeiffer, Eva Maria. Was Spielzeuge Erzählen: Evas Geschichte. Nürnberg: rtv media group GmbH.
Citatione MLA (8a ed.)Pfeiffer, Eva Maria. Was Spielzeuge Erzählen: Evas Geschichte. rtv media group GmbH.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.