1. Not for free :<making money in the digital age>
پدیدآورنده : / by Saul J. Berman
کتابخانه: Central Library and Archive Center of shahid Beheshti University (Tehran)
موضوع : Market segmentation,New products,Technological innovations,Digital media,-- Economic aspects
رده :
658
.
802
B516N
2011
