Hand, D. J., & Crowder, M. (1999). Practical longitudinal data analysis. Chapman and Hall.
Cita Chicago (17th ed.)Hand, David J., i Martin Crowder. Practical Longitudinal Data Analysis. Boca Ratón: Chapman and Hall, 1999.
Cita MLA (9th ed.)Hand, David J., i Martin Crowder. Practical Longitudinal Data Analysis. Chapman and Hall, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.