Lua APA (7ú heag.)
Vahaviolos, S. J. (1999). Acoustic emission: Standards and technology update. ASTM.
Lua i Stíl Chicago (17ú heag.)
Vahaviolos, Sotirios J. Acoustic Emission: Standards and Technology Update. West Conshohocken, PA: ASTM, 1999.
Lua MLA (9ú heag.)
Vahaviolos, Sotirios J. Acoustic Emission: Standards and Technology Update. ASTM, 1999.
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