Fast track to a 5 preparing for the AP world history examination to accompany The earth and its peoples third and fourth editions by Richard W. Bulliet ... [et al.] by Adams Esther. Copyright Year: 2008 ISBN-13: 9780618789801 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.