Little, R. J. A. (2002). Statistical analysis with missing data (2a. ed.). John Wiley.
Cita Chicago (17th ed.)Little, Roderick J. A. Statistical Analysis with Missing Data. 2a. ed. Hoboken: John Wiley, 2002.
Cita MLA (9th ed.)Little, Roderick J. A. Statistical Analysis with Missing Data. 2a. ed. John Wiley, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.