Cita APA (7th ed.)
Das, N. Statistical methods: In commerce, accountancy and economics Part-II. M. Das & Co.
Cita Chicago (17th ed.)
Das, N.G. Statistical Methods: In Commerce, Accountancy and Economics Part-II. Calcutta: M. Das & Co.
Cita MLA (9th ed.)
Das, N.G. Statistical Methods: In Commerce, Accountancy and Economics Part-II. M. Das & Co.
Atenció: Aquestes cites poden no estar 100% correctes.