APA
Bockrath J. T., . (2000). Contracts and the legal environment for engineers and architects. Boston: McGraw-Hill.
Chicago
Bockrath Joseph T, . 2000. Contracts and the legal environment for engineers and architects. Boston: McGraw-Hill.
Harvard
Bockrath J. T., . (2000). Contracts and the legal environment for engineers and architects. Boston: McGraw-Hill.
MLA
Bockrath Joseph T, . Contracts and the legal environment for engineers and architects. Boston: McGraw-Hill. 2000.