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		No cover image available Enhancing interpersonal communication in distance education : can 'voice-mail' help? by Bernard, Robert M \| Naidu, Som. Material type: Text; Format: print ; Literary form: Not fiction Availability: No items available.
		No cover image available Intelligibility of telephone speech for the hearing impaired when various microphones are used for acoustic coupling by Janota, Claus P \| Janota, Jeanette Olach. Material type: Text; Format: print ; Literary form: Not fiction Availability: No items available.

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