APA aipamena

Chandra, D. (1991). Quality circles. Tata Mc Graw Hill.

Chicago Style aipamena

Chandra, Durgesh. Quality Circles. New Delhi: Tata Mc Graw Hill, 1991.

MLA aipamena

Chandra, Durgesh. Quality Circles. Tata Mc Graw Hill, 1991.