PARK, C. S., & SHARP-BETTE, G. P. (1990). Advanced engineering economics. John Wiley and Sons.
Chicago-čujuhus (17. p.)PARK, Chan S., juo Gunter P. SHARP-BETTE. Advanced Engineering Economics. New York: John Wiley and Sons, 1990.
MLA-čujuhus (9. p.)PARK, Chan S., juo Gunter P. SHARP-BETTE. Advanced Engineering Economics. John Wiley and Sons, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.