TY  - BOOK
AU  - Nentwig, J
TI  - Chemistry made easy:  : a programmed course for self instruction .Pt.I
SN  - 3-527-25931-7   
U1  - 54(076) 
PY  - 1983///
CY  - Weinheim
PB  - Verlag chemie
KW  - Chemistry
ER  -