Lua APA (7ú heag.)
Sluys, W. A. V. D., & Piascik, . R. S. (1997). Effects of the environment on the initiation of crack growth. ASTM.
Lua i Stíl Chicago (17ú heag.)
Sluys, W. Alam Van Der, agus Robert S. Piascik. Effects of the Environment on the Initiation of Crack Growth. West Conshohocken, USA: ASTM, 1997.
Lua MLA (9ú heag.)
Sluys, W. Alam Van Der, agus Robert S. Piascik. Effects of the Environment on the Initiation of Crack Growth. ASTM, 1997.
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