Gaya APA
      Allen, T, T. (2006).
    Introduction to Engineering Statistics and Six Sigma: Statistical Quality Control and Design of
Experiments and Systems .
    London:
  Springer-Verlag London Limited.
  
Gaya MLA
      Allen, Theodore, T..
    "Introduction to Engineering Statistics and Six Sigma: Statistical Quality Control and Design of
Experiments and Systems".
    
    London:
  Springer-Verlag London Limited,
  2006.
  e-book.