TY - BOOK AU - David W. Stewart TI - Secondary research: information sources and methods SN - 0-8039-2339-2 U1 - 300.72 PY - 1984/// CY - London PB - Sage Publications N1 - David W. Stewart: Secondary research: information sources and methods. London. Sage Publications, 1984. 0-8039-2339-2--(300.72STE) ER -