Krafft, M., & Mantrala, M. K. (2006). Retailing in the 21st Century: Current and Future Trends. Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-28433-8
Lua i Stíl Chicago (17ú heag.)Krafft, Manfred, agus Murali K. Mantrala. Retailing in the 21st Century: Current and Future Trends. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-28433-8.
Lua MLA (9ú heag.)Krafft, Manfred, agus Murali K. Mantrala. Retailing in the 21st Century: Current and Future Trends. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-28433-8.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.