Gaya APA

Swanson, C, P., Monroe, A, H. (1955). **Principles and types of speech . Indiana: Indiana: Scott, Foresman; 1955.

Gaya MLA

Swanson, Carl, P.., Monroe, Alan, H.. "**Principles and types of speech". Indiana: Indiana: Scott, Foresman; 1955, 1955. Text.