TY  - BOOK
AU  - Jordan, E.L.  
AU  - Verma, P. S.
TI  - Chordate zoology
SN  - 9788121916394
U1  - 596 JOR 
PY  - 2012///
CY  - New Delhi
PB  - S.Chand and Company
KW  - Zoology.
KW  - Chordata
N1  - Includes bibliographical references
ER  -