TY  - BOOK
AU  - Sambrook,J. ,E.F. Fritsch and T. Maniatis
TI  - Molecular Cloning:a laboratory manual 
SN  - 0879693096
AV  - QH 442.2 .J67 1989 
PY  - 1989///
CY  - New York
PB  - Cold Spring Harbor Laboratory Press
KW  - Molecular cloning--aboratory manuals
ER  -