Cita APA (7a ed.)

Menard, S. W. (1991). Longitudinal research. Sage.

Cita Chicago Style (17a ed.)

Menard, Scott W. Longitudinal Research. Newbury Park, Calif: Sage, 1991.

Cita MLA (9a ed.)

Menard, Scott W. Longitudinal Research. Sage, 1991.