Allen, R. K. (1993). Dispute avoidance and resolution for consulting engineers. ASCE Press.
Lua i Stíl Chicago (17ú heag.)Allen, Richard K. Dispute Avoidance and Resolution for Consulting Engineers. New York, N.Y.: ASCE Press, 1993.
Lua MLA (9ú heag.)Allen, Richard K. Dispute Avoidance and Resolution for Consulting Engineers. ASCE Press, 1993.
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