Costain, T. B. (1960). The Chord of Steel: Alexander Graham Bell and the invention of the telephone. New York: Doubleday and Company.
Chicago-стиль цитированияCostain, Thomas B. The Chord of Steel: Alexander Graham Bell and the Invention of the Telephone. New York: Doubleday and Company, 1960.
MLA-цитированиеCostain, Thomas B. The Chord of Steel: Alexander Graham Bell and the Invention of the Telephone. New York: Doubleday and Company, 1960.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.