TY  - BOOK
AU  - Bates, Andrew D.
AU  - Maxwell, Anthony.
TI  - DNA topology /(by) Andrew D. Bates, Anthony Maxwell
T2  - In Focus
SN  - 0199633495 (pbk)
U1  - 574.873282 
PY  - 1993///
CY  - Oxford
PB  - OUP
ER  -