TY  - BOOK
AU  - Hodgson,A.M.
ED  - United Kingdom. Center for Structural Communication.
TI  - Chemical structure / 
U1  - 541 HOD 
PY  - 1969///
CY  - London : 
PB  - University of London Press, 
KW  - Chemistry, Physical and theoretical
KW  - Programmed instruction
ER  -