APA način citiranja

Milushewa, P., Doneva, M., & Petrova, G. (2020). Availability and reimbursement of biological products for severe asthma in Bulgaria. SAGE Open Med.

Čikaški stil citiranja

Milushewa, Petya, Miglena Doneva, i Guenka Petrova. "Availability and Reimbursement of Biological Products for Severe Asthma in Bulgaria." SAGE Open Med 2020.

MLA način citiranja

Milushewa, Petya, Miglena Doneva, i Guenka Petrova. "Availability and Reimbursement of Biological Products for Severe Asthma in Bulgaria." SAGE Open Med 2020.