Ricardo, H. R. (1953). The high-speed internal-combustion engine ([4th ed., rewritten].). London: Blackie & Son.
Παραπομπή Chicago StyleRicardo, Harry R. The High-speed Internal-combustion Engine. [4th ed., rewritten]. London: Blackie & Son, 1953.
Παραπομπή MLARicardo, Harry R. The High-speed Internal-combustion Engine. [4th ed., rewritten]. London: Blackie & Son, 1953.
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