Mohammed, I. (2002). Cases of polio in Nigeria are dropping. BMJ.
シカゴスタイル引用形Mohammed, Idris. Cases of Polio in Nigeria Are Dropping. BMJ, 2002.
MLA引用形式Mohammed, Idris. Cases of Polio in Nigeria Are Dropping. BMJ, 2002.
警告: この引用は必ずしも正確ではありません.
Mohammed, I. (2002). Cases of polio in Nigeria are dropping. BMJ.
シカゴスタイル引用形Mohammed, Idris. Cases of Polio in Nigeria Are Dropping. BMJ, 2002.
MLA引用形式Mohammed, Idris. Cases of Polio in Nigeria Are Dropping. BMJ, 2002.