author = { Shehu, Edlira AND Papies, Dominik AND Neslin, Scott A. },

title = { Free Shipping Promotions and Product Returns },

publisher = {SAGE Publications},

isbn = {0022-2437},

isbn = {1547-7193},

year = {2020},

url = { http://slubdd.de/katalog?TN_libero_mab2 }