Cita APA (7a ed.)

Wolford, M., & Torres, M. (1993). Nonresponse adjustment in a longitudinal survey of African Americans.

Cita Chicago Style (17a ed.)

Wolford, M.L, y M. Torres. Nonresponse Adjustment in a Longitudinal Survey of African Americans. 1993.

Cita MLA (9a ed.)

Wolford, M.L, y M. Torres. Nonresponse Adjustment in a Longitudinal Survey of African Americans. 1993.