Gaya APA

THORNTON, I, H, R, J, (. (1986). Applied geochemistry in the 1980s . : Graham & Trotman.

Gaya MLA

THORNTON, Iain;, HOWARTH,, Richard, J, (Ed.). "Applied geochemistry in the 1980s". : Graham & Trotman, 1986. Buku.