TY  - BOOK
AU  - Wilkinson,David
AU  - Birmingham,Peter
TI  - Using research instruments: a guide for researchers 
SN  - 0415272793
AV  - H62 W544U
PY  - 2003///
CY  - London
PB  - RoutledgeFalmer
KW  - SOCIAL SCIENCES
KW  - RESEARCH
KW  - EDUCATION
N1  - Includes bibliographical references and index
ER  -