Não informado. (1980). Proceedings of the National Academy of Sciences of the United States of America. National Academy of Sciences.
Chicagoスタイル(17版)引用形式Não informado. Proceedings of the National Academy of Sciences of the United States of America. Washington: National Academy of Sciences, 1980.
MLA(8版)引用形式Não informado. Proceedings of the National Academy of Sciences of the United States of America. National Academy of Sciences, 1980.
警告: この引用は必ずしも正確ではありません.