Taking sides. Clashing views on Latin American issues McGraw-Hill contemporary learning series. by DeGrave Analisa. 1st ed. Copyright Year: 2007 ISBN-13: 9780073515045 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.