Cita APA (7a ed.)

Lang, H. D. (1980). Post-clinical follow-up of spinal patients through domestic check-ups (Koblenz model). [s.n.].

Cita Chicago Style (17a ed.)

Lang, H. D. Post-clinical Follow-up of Spinal Patients Through Domestic Check-ups (Koblenz Model). [S.l.]: [s.n.], 1980.

Cita MLA (9a ed.)

Lang, H. D. Post-clinical Follow-up of Spinal Patients Through Domestic Check-ups (Koblenz Model). [s.n.], 1980.