TY  - GEN
AU  - Mann,Margaret
TI  - Primary communications: a review of the literature since 1970 
T2  - A Primary Communications Research publication,
SN  - 0906083206
PY  - 1981///
CY  - Leicester
PB  - Primary Communications Research Centre, University of Leicester
KW  - Communication in science
KW  - Bibliography
KW  - Communication of technical information
N1  - Includes index
ER  -