APA način citiranja (7. izdanje)

Shaporova, N. L., & Trofimov, V. I. (2013). Secondary osteoporosis in patients with chronic obstructive lung disease. Remedium Group LLC.

Čikaški stil citiranja (17. izdanje)

Shaporova, N. L., i V. I. Trofimov. Secondary Osteoporosis in Patients with Chronic Obstructive Lung Disease. Remedium Group LLC, 2013.

MLA način citiranja (9. izdanje)

Shaporova, N. L., i V. I. Trofimov. Secondary Osteoporosis in Patients with Chronic Obstructive Lung Disease. Remedium Group LLC, 2013.