APA ציטוט

Ionescu, M. I., Wooler, G. H., Smith, D. R., & Grimshaw, V. A. (1967). Mitral valve replacement with aortic heterografts in humans.

Citação norma Chicago

Ionescu, M. I., G. H. Wooler, D. R. Smith, and V. A. Grimshaw. Mitral Valve Replacement With Aortic Heterografts in Humans. 1967.

ציטוט MLA

Ionescu, M. I., G. H. Wooler, D. R. Smith, and V. A. Grimshaw. Mitral Valve Replacement With Aortic Heterografts in Humans. 1967.