TY - BOOK AU - Hamid Khoda Bakhsh TI - Humic substances in terrestrial and aquatic ecosystem SN - 9789675366352 U1 - 628.168 PY - 2010/// CY - Kuala Terengganu, Terengganu PB - Penerbit UMT KW - Humid acid KW - Derivatives KW - Analysis KW - Environment aspects N1 - Includes bibliographical references ER -