Lua APA (7ú heag.)
Crew, M. A., & Kleindorfer, P. R. (2005). Regulatory and Economic Challenges in the Postal and Delivery Sector. Springer US. https://doi.org/10.1007/b102100
Lua i Stíl Chicago (17ú heag.)
Crew, Michael A., agus Paul R. Kleindorfer. Regulatory and Economic Challenges in the Postal and Delivery Sector. Boston, MA: Springer US, 2005. https://doi.org/10.1007/b102100.
Lua MLA (9ú heag.)
Crew, Michael A., agus Paul R. Kleindorfer. Regulatory and Economic Challenges in the Postal and Delivery Sector. Springer US, 2005. https://doi.org/10.1007/b102100.
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