Gaya APA

Moran, R, T., Riesenberger, J, R. (1994). The Global Challenge: Building The New Worldwide Enterprise . England: McGraw Hill Book Company Europe.

Gaya MLA

Moran, Robert, T.., Riesenberger, John, R.. "The Global Challenge: Building The New Worldwide Enterprise". England: McGraw Hill Book Company Europe, 1994. Text.