TY  - BOOK
AU  - Roberts, F       H     S
TI  - Insects affecting livestock, with special reference to important species occurring in Australia
U1  - 636.0896 R62 
PY  - 1956///
CY  - Sydney
PB  - Angus and Robertson
KW  - Entomología económica I. t
KW  - Ganado
KW  - Enfermedades
KW  - Insectos como transmisores de contagio
ER  -