[Proceedings of a] seminar-workshop on Non-metallic mineral resources development, Nayong Kalikasan, Caliraya, Laguna, Nov. 8-9, 1978

[Proceedings of a] seminar-workshop on Non-metallic mineral resources development, Nayong Kalikasan, Caliraya, Laguna, Nov. 8-9, 1978

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Dettagli Bibliografici
Enti autori: Philippine Council for Agricultural Resources Research, Seminar-Workshop on On-metallic Mineral Resources Development (1st : Laguna : 1978)
Natura: Libro
Lingua:English
Pubblicazione: [S.l. s.n. 1979n]
Soggetti:
Nonmetallic minerals > Philippines > Congresses.
Mines and mineral reosurces > Philippines > Congresses.