Gaya APA

Maciariello, J, A., Linkletter, K, E. (2011). Drucker's Lost Art of Management: Peter Drucker's Timeless Vision for Building Effective Organizations . New York: McGraw-Hill Book.

Gaya MLA

Maciariello, Joseph, A.., Linkletter, Karen, E.. "Drucker's Lost Art of Management: Peter Drucker's Timeless Vision for Building Effective Organizations". New York: McGraw-Hill Book, 2011. Art Original.