APA
Lucerón C. O., Meixeira A. P., Sanz I. A., Deleyto V. C., León S. H. & Ruiz L. G. (20181211). Notes from the Field: An Outbreak of Salmonella Typhimurium Associated with Playground Sand in a Preschool Setting - Madrid, Spain, September-October 2016. : MMWR. Morbidity and mortality weekly report.
Chicago
Lucerón Carmen Olmedo, Meixeira Ana Pérez, Sanz Isabel Abad, Deleyto Victoria Cid, León Silvia Herrera and Ruiz Leonor Gutierrez. 20181211. Notes from the Field: An Outbreak of Salmonella Typhimurium Associated with Playground Sand in a Preschool Setting - Madrid, Spain, September-October 2016. : MMWR. Morbidity and mortality weekly report.
Harvard
Lucerón C. O., Meixeira A. P., Sanz I. A., Deleyto V. C., León S. H. and Ruiz L. G. (20181211). Notes from the Field: An Outbreak of Salmonella Typhimurium Associated with Playground Sand in a Preschool Setting - Madrid, Spain, September-October 2016. : MMWR. Morbidity and mortality weekly report.
MLA
Lucerón Carmen Olmedo, Meixeira Ana Pérez, Sanz Isabel Abad, Deleyto Victoria Cid, León Silvia Herrera and Ruiz Leonor Gutierrez. Notes from the Field: An Outbreak of Salmonella Typhimurium Associated with Playground Sand in a Preschool Setting - Madrid, Spain, September-October 2016. : MMWR. Morbidity and mortality weekly report. 20181211.