1.) "The Effect of E-Books and E-Readers on Publishers." Popcorn Reads RSS. N.p., n.d. Web. 06 Jan. 2014.
2.) "U.S. EBook Sales to Surpass Printed Book Sales in 2017." Statista Infographics. N.p., n.d. Web. 06 Jan. 2014.
3.) "Our Commitment: Deliver Value, with You, Every Day." PwC. N.p., n.d. Web. 06 Jan. 2014.
2.) "U.S. EBook Sales to Surpass Printed Book Sales in 2017." Statista Infographics. N.p., n.d. Web. 06 Jan. 2014.
3.) "Our Commitment: Deliver Value, with You, Every Day." PwC. N.p., n.d. Web. 06 Jan. 2014.