Showing 2,421 - 2,430 results of 3,119 for search '"Natural resources."', query time: 0.04s Refine Results
  1. 2421
  2. 2422
  3. 2423

    Dynamic optimization and mathematical economics

    Published 1980
    Book
  4. 2424

    [Information manual].

    Published 1980
    Book
  5. 2425

    Ecological profile of Pangasinan.

    Published 1980
    Book
  6. 2426

    Ecological profile of Cavite

    Published 1980
    Book
  7. 2427

    Towards protection of scenic resources by Dearden, Philip

    Published 1980
    Analytics
  8. 2428

    Probing our futures the Philippines, 2000 A.D.

    Published 1980
    Book
  9. 2429

    Natural resource conservation an ecological approach. by Owen, Oliver S.

    Published 1980
    Book
  10. 2430

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