Fuerderer, R. (1999). Optimal bundling: Marketing strategies for improving economic performance. Springer-Verlag.
Čikaški stil citiranjaFuerderer, Ralph. Optimal Bundling: Marketing Strategies for Improving Economic Performance. Heidelberg: Springer-Verlag, 1999.
MLA način citiranjaFuerderer, Ralph. Optimal Bundling: Marketing Strategies for Improving Economic Performance. Springer-Verlag, 1999.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.