Dunlap , O. E. (1970). Communications in space: From marconi to man on the moon (New and expanded ed.). Harper and Row.
Citace podle Chicago (17th ed.)Dunlap , Orrin E. Communications in Space: From Marconi to Man on the Moon. New and expanded ed. New York: Harper and Row, 1970.
Citace podle MLA (9th ed.)Dunlap , Orrin E. Communications in Space: From Marconi to Man on the Moon. New and expanded ed. Harper and Row, 1970.
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