U. S. Work Projects Administration. Oklahoma & Mariner, S. D. (1936). A program of speech education for the elementary and secondary schools and junior colleges of Oklahoma. s.n.
芝加哥风格引文U. S. Work Projects Administration. Oklahoma 与 Sylvia D. Mariner. A Program of Speech Education for the Elementary and Secondary Schools and Junior Colleges of Oklahoma. [Oklahoma Cityn]: s.n, 1936.
MLA引文U. S. Work Projects Administration. Oklahoma 与 Sylvia D. Mariner. A Program of Speech Education for the Elementary and Secondary Schools and Junior Colleges of Oklahoma. s.n, 1936.
警告：这些引文格式不一定是100％准确.