Gaya APA

Slywortzky, A, J, (. (1999). Profit Patterns: 30 ways to anticipate and profit from strategic forces reshaping your business . America: John Wiley.

Gaya MLA

Slywortzky, Adrian, J., (et.al). "Profit Patterns: 30 ways to anticipate and profit from strategic forces reshaping your business". America: John Wiley, 1999. Text.