The living U.S. Constitution : historical background landmark Supreme Court decisions : with introductions indexed guide pen portraits of the signers by Padover Saul Kussiel 3rd rev. ed Copyright Year: 1995 ISBN-13: 9780452011472 Available format(s): Classic Audio Log in to read What's an Audio Format Audio format refers to the way an audiobook is recorded. Not all audiobooks have the same formats. Classic Audio: A human reading an audiobook without the text displayed. VOICEtext (H): Human narrator with text that you can follow along with as it reads. VOICEtext (S): Synthetic voice with text you can follow along with as it reads.