Earth Food Spirulina - How This Remarkable Blue-Green Algae Can Transform Your Health and Our Planet. by Robert Henrikson. roberthe@sonic.net
Available at Amazon.com.

Will we be eating algae in the 21st century? Millions of health conscious people around the world already are. Called a food of the future only 20 years ago, spirulina blue-green algae is shaping food patterns as we approach the next century.
Since 1989, Earth Food Spirulina has been called the definitive popular reference book about spirulina. This 4th edition has been updated by the author, Robert Henrikson. He has pioneered algae as a world resource for 20 years, and was the President of the leading algae company and a director of the world's largest spirulina farm.