Date, C.J., author
Addison-Wesley, 1975
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Byers, Robert A., author
Ashton-Tate, 1982
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McMahon, Rosemary, author
EGC, 1999
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Rosenberg, Eric, editor
Springer, 2012
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Prothro, Vivian C., author
Mason/Petro-Charter Pub., 1976
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