Acknowledgements

Except for third party materials and otherwise stated (see terms and conditions), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence

Grateful acknowledgement is made to the following sources for permission to reproduce material in this unit:

The content acknowledged below is Proprietary and is used under licence.

Audio/ video materials

This extract is taken from L120 © 2002 The Open University.

Photographs / illustrations

Beach Cartoon: Gary Rees

Section 1.2: Helene Mulphin

Section 1.3: Helene Mulphin

Unit image

Joel Izaguirre: [Details correct as of 17th February 2009]

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