TY  - BOOK
AU  - Singh,Rajendra
AU  - Sachan,G.C.
TI  - Elements of entomology: a text book for university students 
SN  - 8171336779
PY  - 2004///
CY  - Meerut
PB  - Rastogi Pub.
KW  - Insects
N1  - Selected readings : p. [563]-564
ER  -