Symmetric Relay featuring Scamp and Spam

(Spam is the Strong PASS version of the system)
There are a few ways to get a copy of the book. The edition printed in Australia is available from
Paul Lavings’ BridgeGear
http://www.bridgegear.com/
Here is the direct link to order the book:
https://www.bridgegear.com/virtuemart/908-891-symmetric-relay-3.html

Also available from The Bridge Shop
https://www.bridgeshop.com.au/
Here is the direct link to order the book:
https://www.bridgeshop.com.au/new-products/symmetric-relay-hughes-paperback-edition.html

There are also versions (print & pdf) available from Masterpoint Press
http://www.masterpointpress.com
Here’s the current shortcut:
http://masterpointpress.com/pages/bookinfo.php?prod=776&cat=142