Citations and References

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References

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Electronic Sources
E-Mail Messages

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Electronic Sources
Publications on CD-ROM, Diskette, or Magnetic Tapes

Printed Materials
Periodicals

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Materials
Part of a book

1. Colin A. Ronan and Storm Dunlop, The Skywatcher's Handbook, Jonathan Hilton, New York: Crown Publishers, INC, pp. 10-13, 70-77, 102-111, 114-119, 132-159, 176-215.
2. Kristen Lippincott, Astronomy, Charyn Jones and Ron Stobbart, London: Dorling Kindersley Limited, 1994, pp. 22-35, 38-60.
3. Robin Kerrod, Space Travel, Caroline Sheldrick, England: Wayland Publiahers Ltd, 1991, pp. 5-45
4. Iain Nicolson, The Universe, Elizabeth Miles, England, Hourus, 1995, pp.. 14-15, 26-29, 30-31, 34-41, 44-45, 48-57.

1. Robin Kerrod, The Solar System, Ted Evans, England, Heinemann Library, 1994
2. David H. Levy, Stars & Planets, David H. Levy, England, Macdonald Young Books, 1996
3. Heather and Nigel Henbest, Black Holes, Jackie Wilson, England, 1996, Dorling Kindersley Limited.
4. Robin Kerrod, Stars and Galaxies, Steve Luck, England, Equinox(Oxford) Limited, 1990.
5. Ian Graham, Astronomy(Science Spotlight), Su Swallow, Evans Space Brothers Limited, 1994
6. Jacqueline Mitton and Stephen P. Maran, Gems of Hubble, USA, University of Cambridge, 1996