Text ( visual ) : unmediated
Models for public systems analysis / Edward J. Beltrami. -- New York : Academic Press , 1977. -- xv, 218 p. : ill. ; 24 cm. -- (Operations research and industrial engineering). -- Includes bibliographical references and index. -- ISBN 0120855658 ; (BA03039924) ; https://ci.nii.ac.jp/ncid/BA03039924
Author Heading(s): Beltrami, Edward J.. -- Classification(s): LCC : HD4431 ; DC : 352. -- Subject Heading(s): LCSH : Municipal services -- Mathematical models
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