Herrmann, Siegfried .
Motor cycle : Technical fundamentals / Textual Documents Siegfried Herrmann. - 1 / . - Asia Publishing House , 1966. - 166 ; .
629.2275 / HER/MO
Motor cycle : Technical fundamentals / Textual Documents Siegfried Herrmann. - 1 / . - Asia Publishing House , 1966. - 166 ; .
629.2275 / HER/MO