Cita APA

Morgan, M. D., Waller, D. A., & Singh, S. J. (1998). Lung volume reduction surgery. BMJ Group.

Chicago Style Citation

Morgan, M. D., D. A. Waller, i S. J. Singh. Lung Volume Reduction Surgery. BMJ Group, 1998.

Cita MLA

Morgan, M. D., D. A. Waller, i S. J. Singh. Lung Volume Reduction Surgery. BMJ Group, 1998.