The Omega Principle available in Hardcover, eBook/Kindle, and Audio Book



Four Fish available in Paperback, Hardcover, and eBook in the US and abroad

USA
 
Germany
   
Taiwan
 
Korea

Japan
 


United Kingdom
 
Australia
 
Spain
 
Italy


Greece
 


American Catch available in Paperback, Hardcover, eBook/Kindle, and Audio Book