@book{2020, url = {https://doi.org/10.3790/9783428431373}, title = {Neuere Ansätze der Marketingtheorie}, title = {Festschrift zum 80. Geburtstag von Otto R. Schnutenhaus}, author = {}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428431373}, isbn = {9783428431373}, year = {1974}, lastchecked = {2020} }