Gaya APA

Trompenaars, A., Hampden-Turner, C. (2002). 21 leaders for the 21st century how innovative leaders manage in the digital age (1). : McGraw Hill.

Gaya MLA

Trompenaars, Alfons., Hampden-Turner, Charles. "21 leaders for the 21st century how innovative leaders manage in the digital age". 1 : McGraw Hill, 2002. Non Fiction.