APA Style

Dunckel, Jacqueline. (1984). The Business guide to effective speaking Making presentations, using audio-visuals, and dealing with . Vancouver: International Sef counsel.

Chicago Style

Dunckel, Jacqueline. The Business guide to effective speaking Making presentations, using audio-visuals, and dealing with. Vancouver: International Sef counsel, 1984. Book.

MLA Style

Dunckel, Jacqueline. The Business guide to effective speaking Making presentations, using audio-visuals, and dealing with. Vancouver: International Sef counsel, 1984. Book.

Turabian Style

Dunckel, Jacqueline. The Business guide to effective speaking Making presentations, using audio-visuals, and dealing with. Vancouver: International Sef counsel, 1984. Book.