Gmbh, Mahle. (2013). Valve train: Systems and components. Springer Vieweg.
Lua i Stíl Chicago (17ú heag.)Gmbh, Mahle. Valve Train: Systems and Components. Stuttgart: Springer Vieweg, 2013.
Lua MLA (8ú heag.)Gmbh, Mahle. Valve Train: Systems and Components. Springer Vieweg, 2013.
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