Bleiwas, D. I., Sabin, A. E., & Peterson, G. R. (1986). Tin availability-market economy countries: A minerals availability program appraisal. U.S. Dept. of the Interior, Bureau of Mines.
Lua i Stíl Chicago (17ú heag.)Bleiwas, Donald I., Andrew E. Sabin, agus Gary R. Peterson. Tin Availability-market Economy Countries: A Minerals Availability Program Appraisal. [Pittsburgh]: U.S. Dept. of the Interior, Bureau of Mines, 1986.
Lua MLA (9ú heag.)Bleiwas, Donald I., et al. Tin Availability-market Economy Countries: A Minerals Availability Program Appraisal. U.S. Dept. of the Interior, Bureau of Mines, 1986.
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