APA (7e ed.) Bronvermelding

Chowdhury, S. (2001). The power of six sigma. Pearson Education Asia.

Chicago (17e ed.) Bronvermelding

Chowdhury, Subir. The Power of Six Sigma. Delhi: Pearson Education Asia, 2001.

MLA (9e ed.) Bronvermelding

Chowdhury, Subir. The Power of Six Sigma. Pearson Education Asia, 2001.