Tours guidebook : summary accounts of mines, plants and other operations visited on the occasion of the Eleventh Commonwealth Mining and Metallurgical Congress, Hong Kong, 1978 /

समान संसाधन

• Jobson's mining year book 1993 -.
  प्रकाशित: (1992)
• Financial times mining international year book 1990.
  प्रकाशित: (1989)
• International directory of mining 1988/89.
  प्रकाशित: (1988)
• The Minerals industries of ASEAN and Australia : problems and prospects /
  प्रकाशित: (1988)
• Industrial minerals geology and world deposits /
  द्वारा: Harben, P. W.
  प्रकाशित: (1990)