PPerfect pigsPerfect pigsan introduction to mannersde Marc BrownMateriasEtiquette for children and teenagersJuvenile literatureEdiciones (1)Perfect pigs (1983)Scholastic · ISBN 9780439056519Más obras de Marc BrownArthur and the Lost Diary (Arthur Chapter Books #9)Arthur Rocks with Binky (Arthur Chapter Books #11)Arthur writes a story