Cita APA (7a ed.)

Button, E. (1988). Psychological problems in primary health care. C. Helm.

Cita Chicago Style (17a ed.)

Button, Eric. Psychological Problems in Primary Health Care. London: C. Helm, 1988.

Cita MLA (8a ed.)

Button, Eric. Psychological Problems in Primary Health Care. C. Helm, 1988.