Developing Business Strategies is now in its sixth edition. This is a hugely popular book authored by David A. Arker which is now established in the business strategy planning sector. In the new sixth edition you would find that a chapter is added on strategic positioning and a number of illustrative examples have been added. While the hard cover edition of this book is listed at a price of $44.95, the book can be purchased from Amazon for just $29.67 and it comes with free shipping offer as well Used copies are available from $24.36.