Currently you can buy the book at http://www.lulu.com.
This is how you purchase books at the Lulu website:
Go to http://www.lulu.com
First you must register on this site. You do this by clicking on 'Sign Up' (upper right-hand corner) after which you add your details there.
Then, you can go directly to http://www.lulu.com/content/165544 or you can search for APOLLO 21 using the search function.
You click on the button 'ADD TO CART' and follow the instructions.
At Lulu.com they accept Visa, MasterCard, Discover, American Express and PayPal. They accept debit and check cards, as long as they are connected with one of the major credit card companies listed above. If you're paying with a debit or check card, enter it as if it were a regular credit card.
They do not accept personal checks or money orders.
It is known that sometimes there are problems when you try to add information during the purchase process. If you encounter a problem, then use the LIVE CHAT function at: http://www.lulu.com/support/
(The LIVE CHAT is not available at all times. However, the author has noticed that the Lulu Staff are very friendly and helpful with all matters.)
The author cannot accept any responsibility for eventual changes to the above mentioned information.