Bockrath, J. T., & Plotnick, F. L. (2011). Contracts and the legal environment for engineers & architects (7th ed.). McGraw-Hill.
Chicago Style (17. basım) AtıfBockrath, Joseph T., ve Fredric L. Plotnick. Contracts and the Legal Environment for Engineers & Architects. 7th ed. New York: McGraw-Hill, 2011.
MLA (9th ed.) AtıfBockrath, Joseph T., ve Fredric L. Plotnick. Contracts and the Legal Environment for Engineers & Architects. 7th ed. McGraw-Hill, 2011.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..