Pare, E.G., author
Macmillan, 1977
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Copson, E.T.
Cambridge University Press, 1968
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E.G. Pare ... [and others]
Macmillan Publishing Co., 1982
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Millman, Richard S., author
Springer-Verlag, 1981
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Zbar, Paul B., author
:McGraw-Hill", 1978
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