Lua APA (7ú heag.)

Lewis, C. D. (1981). Operations management in practice. Philip Allan.

Lua i Stíl Chicago (17ú heag.)

Lewis, C. D. Operations Management in Practice. Deddington, Oxford: Philip Allan, 1981.

Lua MLA (9ú heag.)

Lewis, C. D. Operations Management in Practice. Philip Allan, 1981.

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