TY  - BOOK
AU  - P. R. Ackery
AU  -  R.I. Vane-Wright, 
TI  - Milkweed butterflies their cladistics and biology : Being an account of the natural history of the danainae, a subfamily of the 
SN  - 0-565-00893-5
U1  - 595.789 
PY  - 1984///
CY  - London
PB  - British Museum ( Natural History)
N1  - P. R. Ackery & R.I. Vane-Wright: Milkweed butterflies their cladistics and biology : Being an account of the natural history of the danainae, a subfamily of the lepidoptera, nymphalidae.  London.  British Museum ( Natural History), 1984. 0-565-00893-5--(5
ER  -