Taff, C. A. (1972). Management of physical distribution and transportation (5th ed.). R. D. Irwin.
Lua i Stíl Chicago (17ú heag.)Taff, Charles Albert. Management of Physical Distribution and Transportation. 5th ed. Homewood, Ill: R. D. Irwin, 1972.
Lua MLA (9ú heag.)Taff, Charles Albert. Management of Physical Distribution and Transportation. 5th ed. R. D. Irwin, 1972.
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