Cita APA

Không rõ. (2008). Statistics for business and economics. NOTNXB.

Chicago Style Citation

Không rõ. Statistics for Business and Economics. NOTNXB, 2008.

Cita MLA

Không rõ. Statistics for Business and Economics. NOTNXB, 2008.

Atenció: Aquestes cites poden no estar 100% correctes.