APA

Clark S. H., Blanchard F. M., . (1899). Practical public speaking: a text-book for colleges and secondary schools. New York: C. Scribner's sons.

Chicago

Clark S H, Blanchard F M, . 1899. Practical public speaking: a text-book for colleges and secondary schools. New York: C. Scribner's sons.

Harvard

Clark S. H., Blanchard F. M., . (1899). Practical public speaking: a text-book for colleges and secondary schools. New York: C. Scribner's sons.

MLA

Clark S H, Blanchard F M, . Practical public speaking: a text-book for colleges and secondary schools. New York: C. Scribner's sons. 1899.