Cita APA (7a ed.)

Willeford, M. B. (1932). Income and health in remote rural areas. A study of 400 families in Leslie County Kentucky. Columbia University.

Cita Chicago Style (17a ed.)

Willeford, Mary B. Income and Health in Remote Rural Areas. A Study of 400 Families in Leslie County Kentucky. New York: Columbia University, 1932.

Cita MLA (9a ed.)

Willeford, Mary B. Income and Health in Remote Rural Areas. A Study of 400 Families in Leslie County Kentucky. Columbia University, 1932.

Precaución: Estas citas no son 100% exactas.