Cita APA (7th ed.)

Bockrath, J. T., & Plotnick, F. L. (2011). Contracts and the legal environment for engineers & architects (7th ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Bockrath, Joseph T., i Fredric L. Plotnick. Contracts and the Legal Environment for Engineers & Architects. 7th ed. New York: McGraw-Hill, 2011.

Cita MLA (9th ed.)

Bockrath, Joseph T., i Fredric L. Plotnick. Contracts and the Legal Environment for Engineers & Architects. 7th ed. McGraw-Hill, 2011.