Não informado. (1967). Scandinavian Journal of Thoracic and Cardiovascular Surgery. Scandinavian Association of Thoracic and Cardiovascular Surgery.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Scandinavian Journal of Thoracic and Cardiovascular Surgery. Stockholm: Scandinavian Association of Thoracic and Cardiovascular Surgery, 1967.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Scandinavian Journal of Thoracic and Cardiovascular Surgery. Scandinavian Association of Thoracic and Cardiovascular Surgery, 1967.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.