James Clackson & Geoffrey Horrocks 
The Blackwell History of the Latin Language [PDF ebook] 

Preface.
1 Latin and Indo-European.
2 The Languages of Italy.
3 The Background to Standardization.
4 ‘Old’ Latin and its Varieties in the Period c.400–150 BC.
5 The Road to Standardization: Roman Latin of the Third and
Second Centuries BC.
6 Elite Latin in the Late Republic and Early Empire.
7 Sub-Elite Latin in the Empire.
8 Latin in Late Antiquity and Beyond.
Glossary.
Appendix: The International Phonetic Alphabet.
Bibliography of Reference and Other Works.
Index.

James Clackson is University Senior Lecturer in Classics at the University of Cambridge. He is the author of The Linguistic Relationship between Armenian and Greek (1994), Indo-European Linguistics: An Introduction (2007), as well as articles on classical and Indo-European philology.
Geoffrey Horrocks is Professor of Comparative Philology at Cambridge. He is the author of Space and Time in Homer (1981), Generative Grammar (1987), Greek: A History of the Language and its Speakers (1997), as well as of many articles on the history and structure of Greek from antiquity to the present day; he is also co-editor of Themes in Greek Linguistics (1998) and Studies in Greek Syntax (1999).