Ruleva, A., & Perova, A. (2010). EXPERIENCE OF PROPHYLAXIS OF ACUTE RESPIRATORY INFECTIONS IN CHILDREN WITH PNEUMOCOCCAL POLYSACCHARIDE VACCINE. "Paediatrician" Publishers LLC.
استشهاد بنمط شيكاغوRuleva, A.A., و A.L Perova. EXPERIENCE OF PROPHYLAXIS OF ACUTE RESPIRATORY INFECTIONS IN CHILDREN WITH PNEUMOCOCCAL POLYSACCHARIDE VACCINE. "Paediatrician" Publishers LLC, 2010.
MLA استشهادRuleva, A.A., و A.L Perova. EXPERIENCE OF PROPHYLAXIS OF ACUTE RESPIRATORY INFECTIONS IN CHILDREN WITH PNEUMOCOCCAL POLYSACCHARIDE VACCINE. "Paediatrician" Publishers LLC, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.