QH323.5 .R6
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Roberts, Fred S.
Discrete mathematical models, with applications to social, biological, and environmental problems / Fred S. Roberts.
— Englewood Cliffs, N.J. : Prentice-Hall, c1976. xvi, 559 p. ; 24 cm.
Incluye referencias bibliográficas e índices.
ISBN 013214171X
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