Oregon & Olcott, B. W. (1919). Constitutional amendments adopted by the people at the special election June 4, 1917, and laws enacted by the people at the general election November 5, 1918: Together with the General laws and joint resolutions and memorials... State print. Dept..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOregon और Ben Wilson Olcott. Constitutional Amendments Adopted by the People at the Special Election June 4, 1917, and Laws Enacted by the People at the General Election November 5, 1918: Together with the General Laws and Joint Resolutions and Memorials... Salem, Or.: State print. Dept., 1919.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOregon और Ben Wilson Olcott. Constitutional Amendments Adopted by the People at the Special Election June 4, 1917, and Laws Enacted by the People at the General Election November 5, 1918: Together with the General Laws and Joint Resolutions and Memorials... State print. Dept., 1919.