Cita APA (7th ed.)

WEISS DONALD H. (1987). HOW TO MAKE AN EFFECTIVE SPEECH OR PRESENTATION. AMACOM.

Cita Chicago (17th ed.)

WEISS DONALD H. HOW TO MAKE AN EFFECTIVE SPEECH OR PRESENTATION. NEW YORK: AMACOM, 1987.

Cita MLA (9th ed.)

WEISS DONALD H. HOW TO MAKE AN EFFECTIVE SPEECH OR PRESENTATION. AMACOM, 1987.