APA引文

Crosby, P. B. (1979). Quality is free: The art of making quality certain. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Crosby, Philip B. Quality Is Free: The Art of Making Quality Certain. New York: McGraw-Hill, 1979.

MLA引文

Crosby, Philip B. Quality Is Free: The Art of Making Quality Certain. New York: McGraw-Hill, 1979.

警告：这些引文格式不一定是100％准确.