APA
Allis R. P., . (2008). Zero to one million : how I built a company to $1 million dollars in sales... and how you can, too. New York: McGraw-Hill.
Chicago
Allis Ryan P, . 2008. Zero to one million : how I built a company to $1 million dollars in sales... and how you can, too. New York: McGraw-Hill.
Harvard
Allis R. P., . (2008). Zero to one million : how I built a company to $1 million dollars in sales... and how you can, too. New York: McGraw-Hill.
MLA
Allis Ryan P, . Zero to one million : how I built a company to $1 million dollars in sales... and how you can, too. New York: McGraw-Hill. 2008.