(1994). Speaking effectively.
Chicago Style CitationSpeaking Effectively. 1994.
Cita MLASpeaking Effectively. 1994.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA
(1994). Speaking effectively.
Chicago Style CitationSpeaking Effectively. 1994.
Cita MLASpeaking Effectively. 1994.