Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Concepcion, Roger', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Image and reality exploring the puzzle of "continuing" environmental degradation in the upland of Cebu, the Philippines gan Cañizares, Bernardo

    Erthygl

    Image and reality exploring the puzzle of "continuing" environmental degradation in the upland of Cebu, the Philippines
  2. 2

    Land resources carrying capacity of the Ilocos Region gan Talisayon, Serafin D., Cabrido, Candido, Concepcion, Roger, Cabezon, Wilfrido

    Cyhoeddwyd 1990
    Llyfr

    Land resources carrying capacity of the Ilocos Region

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