TY  - BOOK
AU  - Sheehan, Thomas John.
AU  - Sheehan, Marion.
TI  - An illustrated survey of orchid genera
U1  - 584.15 
PY  - 1994///
CY  - Portland, Oregon
PB  - Timber
KW  - Orquidáceas
N1  - Ed. rev. de Orchid genera illustrated
ER  -