1970 - Peter Piper's Practical Principles of Plain Perfect Pronunciation (Paperback) → Hardcover ISBN-13: 9780486225609 ISBN-10: 0486225607 Genre: Children's Books ? 1970 - Peter Piper's Practical Principles of Plain Perfect Pronunciation (Hardcover) → Paperback ISBN-13: 9780613927857 ISBN-10: 0613927850 Genre: Children's Books ? Practical Principles of Plain and Perfect Pronunciation (Hardcover) ISBN-13: 9780486226606 ISBN-10: 0486226603 ? |