APA-Zitierstil (7. Ausg.)

(1989). Tools and methods for the improvement of quality (2. print.). Irwin.

Chicago-Zitierstil (17. Ausg.)

Tools and Methods for the Improvement of Quality. 2. print. Homewood, Ill. [u.a.]: Irwin, 1989.

MLA-Zitierstil (9. Ausg.)

Tools and Methods for the Improvement of Quality. 2. print. Irwin, 1989.