Lua APA (7ú heag.)
Stevenson, W. J. (1990). Production/operations management (3rd ed.). Irwin.
Lua i Stíl Chicago (17ú heag.)
Stevenson, William J. Production/operations Management. 3rd ed. Homewood, IL: Irwin, 1990.
Lua MLA (9ú heag.)
Stevenson, William J. Production/operations Management. 3rd ed. Irwin, 1990.
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