Previous ed.: 1999.
Spine title: Tantalum 8.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The economics of Tantalum. ISBN 0862148626. Published by Roskill Information Services in 2002. Publication and catalogue information, links to buy online and reader comments.
obnb.uk is a Good Stuff website.