Pierog, K., & Stein, J. (1989). New contracts: What makes them fly or fail? [s.n.].
Chicago Style (17th ed.) CitationPierog, Karen, and Jon Stein. New Contracts: What Makes Them Fly or Fail? [S.l.]: [s.n.], 1989.
MLA (9th ed.) CitationPierog, Karen, and Jon Stein. New Contracts: What Makes Them Fly or Fail? [s.n.], 1989.
Warning: These citations may not always be 100% accurate.