TY  - BOOK
AU  - Duncan, Ronald (Ed.)
AU  - Smith, Miranda Weston (Ed.)
TI  - Encyclopaedia of ignorance 
SN  - 0-08-021238-7
PY  - 1977///
CY  - Oxford
PB  - Pergamon Press
KW  - Encyclopaedia
KW  - Knowledge
KW  - Universe
KW  - Science
ER  -