Pons, J. A. (1956). Epidemic outbreak of poliomyelitis in Puerto Rico: Preliminary report.
Chicago Style CitationPons, Juan A. Epidemic Outbreak of Poliomyelitis in Puerto Rico: Preliminary Report. 1956.
Cita MLAPons, Juan A. Epidemic Outbreak of Poliomyelitis in Puerto Rico: Preliminary Report. 1956.
Atenció: Aquestes cites poden no estar 100% correctes.