@book{BreyerMaylaenderBramann2017, author = {Thomas Breyer-Mayl{\"a}nder and Klaus-Wilhelm Bramann}, title = {Online-Marketing und E-Commerce f{\"u}r Buchverlage}, publisher = {Bramann}, address = {Frankfurt}, isbn = {978-3-934054-54-7}, pages = {164}, year = {2017}, language = {de} }