APA (7th ed.) Citation

(1972). The nine master keys of managemen. McGraw-Hill.

Chicago Style (17th ed.) Citation

The Nine Master Keys of Managemen. New York: McGraw-Hill, 1972.

MLA (9th ed.) Citation

The Nine Master Keys of Managemen. McGraw-Hill, 1972.

Warning: These citations may not always be 100% accurate.