The element of space in development planning / L. B. M. Mennes, Jan Tinbergen and J. George Waardenburg. Mennes, L. B. M. Tinbergen, Jan, 1903-1994, jt. aut. Waardenburg, J. George, jt. aut. Space in economics. Economic policy. Regional planning. HB199 .M43 338.9 MEE Includes bibliographical references and index. Amsterdam : North-Holland, 1969. 1969. 1969 Text xiii, 341 p. : eng