Lua APA (7ú heag.)
Hackett, E. M., Schwalbe, K., & Dodds, R. H. (1993). Constraint effects in fracture. ASTM.
Lua i Stíl Chicago (17ú heag.)
Hackett, E. M., K.-H Schwalbe, agus R. H. Dodds. Constraint Effects in Fracture. Philadelphia, PA: ASTM, 1993.
Lua MLA (9ú heag.)
Hackett, E. M., et al. Constraint Effects in Fracture. ASTM, 1993.
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