TY  - BOOK
AU  - Hyman, Herbert Hiram
AU  - Singer, Eleanor
TI  - READINGS IN REFERENCE GROUP THEORY AND RESEARCH
U1  - 301.18 
PY  - 1968///
CY  - New York
PB  - Free Press
KW  - Reference Groups -- Addresses, Essays, Lectures
N1  - Includes Bibliography
ER  -