| | Showing all records for Author Name: Roy, A. E. (Archie E.)
(Listed numerically by ISBN)- 0470992514 - Orbital motion / A. E. Roy.
- 0852740824 - Astronomy, structure of the universe / A.E. Roy, D. Clarke.
- 0852740832 - Astronomy : structure of the universe / A.E. Roy, D. Clarke.
- 0852742282 - Orbital motion / A.E. Roy.
- 085274322X - Orbital motion / A. E. Roy.
- 0852743270 - Astronomy, structure of the universe / A. E. Roy, D. Clarke.
- 0852743467 - Astronomy, principles and practice / A. E. Roy and D. Clarke.
- 0852743475 - Astronomy, structure of the universe / A. E. Roy, D. Clarke. --
- 0852743610 - Orbitol motion / A.E. Roy.
- 0852743939 - Astronomy, principles and practice / A.E. Roy, D. Clarke. --
- 0852743947 - Astronomy : principles and practice / A.E. Roy, D. Clarke.
- 0852744625 - Orbital motion / A.E. Roy.
- 0852744633 - Astronomy, principles and practice / A.E. Roy, D. Clarke.
- 0852744641 - Astronomy, principles and practice / A. E. Roy and D. Clarke. --
- 085274465X - Astronomy, structure of the universe / A.E. Roy, D. Clarke.
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