Citazione Stile APA (7a Edizione)

NIE NICHOLSON, R. (1969). Economic statistics and economic problems. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

NIE NICHOLSON, R.J. Economic Statistics and Economic Problems. London: McGraw-Hill, 1969.

Citatione MLA (9a ed.)

NIE NICHOLSON, R.J. Economic Statistics and Economic Problems. McGraw-Hill, 1969.