Baker, M. (2016). Peppa Pig: Peppa's Gym Class. Penguin Group.
Lua i Stíl Chicago (17ú heag.)Baker, Mark. Peppa Pig: Peppa's Gym Class. England: Penguin Group, 2016.
Lua MLA (8ú heag.)Baker, Mark. Peppa Pig: Peppa's Gym Class. Penguin Group, 2016.
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