APA
Keers R. Y., . (1978). Pulmonary tuberculosis. Bailliere Tindall, London: .
Chicago
Keers R Y, . 1978. Pulmonary tuberculosis. Bailliere Tindall, London: .
Harvard
Keers R. Y., . (1978). Pulmonary tuberculosis. Bailliere Tindall, London: .
MLA
Keers R Y, . Pulmonary tuberculosis. Bailliere Tindall, London: . 1978.