Não informado. (1951). Bio-sciences newsletter. American Institute of Biological Sciences.
Chicagoスタイル(17版)引用形式Não informado. Bio-sciences Newsletter. Boston, Mass: American Institute of Biological Sciences, 1951.
MLA(8版)引用形式Não informado. Bio-sciences Newsletter. American Institute of Biological Sciences, 1951.
警告: この引用は必ずしも正確ではありません.