Cita APA (7a ed.)

Shepherd, M. (1989). Non-specific aspects of treatment. Huber.

Cita Chicago Style (17a ed.)

Shepherd, Michael. Non-specific Aspects of Treatment. Toronto [u.a.]: Huber, 1989.

Cita MLA (9a ed.)

Shepherd, Michael. Non-specific Aspects of Treatment. Huber, 1989.