TY  - GEN
AU  - Rosen, David
TI  - Armored scale insects their biology, natural enemies and control V.B
T2  - 4B
SN  - 0-444-42902-6
U1  - 595.752 ROS 
CY  - Amsterdam, Elsevier
KW  - Scale insects- armored/ scale insects/ entomology
ER  -