Roskam, Jan <br/><br/>
Airplane design Pt. 8  Airplane cost estimation :design, development , manfacturing and operating. 
by Jan Roskam 
 - Kansas  DAR Corporation  1989 
 - xxiv, 368p. 
<br/><br/><label>Dewey Class. No.: </label>629.  / 13334 N89.8 R