v. 1. The historial development of metaethics
v. 2. The major metaethical views
v. 3. Metaethical issues, part 1
v. 4. Metaethical issues, part 2.
Metaethics. ISBN 9780415439244. Published by Routledge in 2008. Publication and catalogue information, links to buy online and reader comments.