Cita APA (7th ed.)

Frost, M. F. (1982). Speech: Principles and practice. Scott Foresman.

Cita Chicago (17th ed.)

Frost, Merrill F. Speech: Principles and Practice. Glenview: Scott Foresman, 1982.

Cita MLA (9th ed.)

Frost, Merrill F. Speech: Principles and Practice. Scott Foresman, 1982.