TY  - BOOK
AU  - Klots, Alexander B.
TI  - A fiel guide to the butterflies North America east of the Great Plains
U1  - PA 595.789 K5 
CY  - Boston, Mass.
PB  -  Houghton Mifflin Company
KW  - Lepidopteros
KW  -  Catalogos
KW  - Mariposas
ER  -