APA (7th ed.) Citation

McKinsey&Co. (1969). A Study of Western electric's performance. American Telephone and Telegraph Co.

Chicago Style (17th ed.) Citation

McKinsey&Co. A Study of Western Electric's Performance. New York: American Telephone and Telegraph Co, 1969.

MLA (9th ed.) Citation

McKinsey&Co. A Study of Western Electric's Performance. American Telephone and Telegraph Co, 1969.