APA(7版)引用形式

Não informado. (1947). Contributions from Bears Bluff Laboratories. Bears Bluff Laboratories.

Chicagoスタイル(17版)引用形式

Não informado. Contributions from Bears Bluff Laboratories. Wadmalaw Island, SC: Bears Bluff Laboratories, 1947.

MLA(8版)引用形式

Não informado. Contributions from Bears Bluff Laboratories. Bears Bluff Laboratories, 1947.

警告: この引用は必ずしも正確ではありません.