9780739174708 | Lexington Books, April 25, 2013, cover price $65.00 | About this edition: In this book an attempt is made to probe more carefully the processes by which social and ethnic problems, as these pertain to Caribbean countries, Trinidad and Tobago and Guyana, are conveyed to the political arena and the mechanisms by which they determine critical outcomes.

9780397517770, titled "Head and Neck Cancer: A Multidisciplinary Approach" | Lippincott Williams & Wilkins, October 1, 1998, cover price $199.00 | also contains Head and Neck Cancer: A Multidisciplinary Approach | About this edition: This is a comprehensive guide to the care of patients with cancers of the head and neck.

9781498511018 | Reprint edition (Lexington Books, February 25, 2015), cover price $39.99 | About this edition: In this book an attempt is made to probe more carefully the processes by which social and ethnic problems, as these pertain to Caribbean countries, Trinidad and Tobago and Guyana, are conveyed to the political arena and the mechanisms by which they determine critical outcomes.