APA način citiranja

Nattusamy, L., Madan, K., Khilnani, G. C., & Guleria, R. (2014). Pulmonary infarction in acute pulmonary embolism: Reversed halo sign. BMJ Publishing Group.

Čikaški stil citiranja

Nattusamy, Loganathan, Karan Madan, Gopi C. Khilnani, i Randeep Guleria. Pulmonary Infarction in Acute Pulmonary Embolism: Reversed Halo Sign. BMJ Publishing Group, 2014.

MLA način citiranja

Nattusamy, Loganathan, Karan Madan, Gopi C. Khilnani, i Randeep Guleria. Pulmonary Infarction in Acute Pulmonary Embolism: Reversed Halo Sign. BMJ Publishing Group, 2014.