TY  - BOOK
AU  - John B
AU  -  Lewis K R
TI  - Chromosome hierachy:an introduction to the biology of the chromosome
U1  - G1132, L5 
PY  - 1975///
CY  - Oxford
PB  - Clarendon Press        
KW  - Chromosome
N1  - Bibliography 155-164p
ER  -