Não informado. (1975). Soviet astronomy letters. American Institute of Physics.
Chicagoスタイル(17版)引用形式Não informado. Soviet Astronomy Letters. New York: American Institute of Physics, 1975.
MLA(8版)引用形式Não informado. Soviet Astronomy Letters. American Institute of Physics, 1975.
警告: この引用は必ずしも正確ではありません.