Page, R. M. (1951). Fourteen thousand gear ratios. Tabulated ratios presented in common fractional and decimal forms and in differently arranged sections to facilitate the solution of all classes of gear-ratio problems (1st ed., 2nd printing.). Van Chong Book.
Citácia podle Chicago (17th ed.)Page, Ray M. Fourteen Thousand Gear Ratios. Tabulated Ratios Presented in Common Fractional and Decimal Forms and in Differently Arranged Sections to Facilitate the Solution of All Classes of Gear-ratio Problems. 1st ed., 2nd printing. Shanghai: Van Chong Book, 1951.
Citácia podľa MLA (8th ed.)Page, Ray M. Fourteen Thousand Gear Ratios. Tabulated Ratios Presented in Common Fractional and Decimal Forms and in Differently Arranged Sections to Facilitate the Solution of All Classes of Gear-ratio Problems. 1st ed., 2nd printing. Van Chong Book, 1951.