Παραπομπή σε μορφή APA (7η εκδ.)

BOCKRATH, J. T. (1995). Contracts And The Legal Environment For Engineers And Architects Joseph T. Bockrath. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

BOCKRATH, Joseph T. Contracts And The Legal Environment For Engineers And Architects Joseph T. Bockrath. McGraw-Hill, 1995.

Παραπομπή σε μορφή MLA (8th εκδ.)

BOCKRATH, Joseph T. Contracts And The Legal Environment For Engineers And Architects Joseph T. Bockrath. McGraw-Hill, 1995.