APA (7th ed.) Citation

Blanchard ,ken. (1999). Ledership by book ; tools to transform your work place. Harpercollins.

Chicago Style (17th ed.) Citation

Blanchard ,ken. Ledership by Book ; Tools to Transform Your Work Place. London: Harpercollins, 1999.

MLA (9th ed.) Citation

Blanchard ,ken. Ledership by Book ; Tools to Transform Your Work Place. Harpercollins, 1999.