2011 - How Do You Hug a Porcupine (Hardcover) → Paperback ISBN-13: 9781442412910 ISBN-10: 1442412917 Genre: Children's Books 1 2011 - How Do You Hug a Porcupine (Paperback) → Paperback, Hardcover ISBN-13: 9780545454094 ISBN-10: 0545454093 Genre: Children's Books ? 2011 - How Do You Hug a Porcupine / Como Abrazas a Un Puercoespin [Bilingual: English/Spanish] (Paperback) ISBN-13: 9781442416543 ISBN-10: 1442416548 Genre: Children's Books 2 |