Samra, S. (2000). Removal of Ni and Cu Ions from Aqueous Solution on to Lignite-Based Carbons. SAGE Publishing.
Lua i Stíl Chicago (17ú heag.)Samra, S.E. Removal of Ni and Cu Ions from Aqueous Solution on to Lignite-Based Carbons. SAGE Publishing, 2000.
Lua MLA (9ú heag.)Samra, S.E. Removal of Ni and Cu Ions from Aqueous Solution on to Lignite-Based Carbons. SAGE Publishing, 2000.
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