Showing 1 - 8 results of 8 for search 'Ortigas, T. Z.', query time: 0.01s Refine Results
  1. 1

    A revolutionary odyssey the life and times of Gaston Z. Ortigas by Ortigas, Gaston Z.

    Published 1994
    Book

    A revolutionary odyssey the life and times of Gaston Z. Ortigas
  2. 2

    A revolutionary Odyssey the life and times of Gaston Z. Ortigas by Ortigas, Gaston Z. (Gaston Zavalla) 1931-1990

    Published 1994
    Book

    A revolutionary Odyssey the life and times of Gaston Z. Ortigas
  3. 3

    Elementary Set Theory by Ortigas, Teresa Z.

    Published 1976
    Book

    Elementary Set Theory
  4. 4

    Mathematics in the Philippines 1 proceedings of the First National Mathematics Congress in the Philippines, Manila, May 20 - June 2, 1973

    Published 1974
    Book

    Mathematics in the Philippines 1 proceedings of the First National Mathematics Congress in the Philippines, Manila, May 20 - June 2, 1973
  5. 5

    New general mathematics by Ortigas, Teresa Z.

    Published 1963
    Book

    New general mathematics
  6. 6

    What is mathematics?. IN Ortigas, T.Z. [column] by Ortigas, T.Z

    Published in Education Quarterly (1961)
    Article

    What is mathematics?. IN Ortigas, T.Z. [column]
  7. 7

    High school mathematics by Ortigas, Teresa Z.

    Book

    High school mathematics
  8. 8

    What is mathematics? by Ortigas, T. Z.

    Published in Education quarterly.
    Article

    What is mathematics?

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