Lua APA (7ú heag.)
Wyong , B. (2015). Tribology: Engineering applications. NY reseach.
Lua i Stíl Chicago (17ú heag.)
Wyong , Bernice. Tribology: Engineering Applications. New York: NY reseach, 2015.
Lua MLA (9ú heag.)
Wyong , Bernice. Tribology: Engineering Applications. NY reseach, 2015.
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