APA

Soper P. L., . (1963). Basic public speaking. New York: Oxford University Press.

Chicago

Soper Paul L, . 1963. Basic public speaking. New York: Oxford University Press.

Harvard

Soper P. L., . (1963). Basic public speaking. New York: Oxford University Press.

MLA

Soper Paul L, . Basic public speaking. New York: Oxford University Press. 1963.