JOSEPH. MARY. (2003). ALEXANDER FLEMING: SCIENTISTS OF THE WORLD. STERLING PRESS PRIVATE LIMITED.
Chicago-viite (17. p.)JOSEPH. MARY. ALEXANDER FLEMING: SCIENTISTS OF THE WORLD. NEW DELHI: STERLING PRESS PRIVATE LIMITED, 2003.
MLA-viite (9. p.)JOSEPH. MARY. ALEXANDER FLEMING: SCIENTISTS OF THE WORLD. STERLING PRESS PRIVATE LIMITED, 2003.
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