Παραπομπή σε μορφή APA (7η εκδ.)

Crosby, P. B. (1996). Quality is still free: Making quality certain in uncertain times. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Crosby, Philip B. Quality Is Still Free: Making Quality Certain in Uncertain Times. New York: McGraw-Hill, 1996.

Παραπομπή σε μορφή MLA (8th εκδ.)

Crosby, Philip B. Quality Is Still Free: Making Quality Certain in Uncertain Times. McGraw-Hill, 1996.