Books by Robert William Butler
The Jade Coast
The patient predator
The patient predator
The abundance and distribution
The abundance and distribution of estuarine birds in the Strait of Georgia, British Columbia
The Ecology, status, and conse
The Ecology, status, and conservation of marine and shoreline birds on the west coast of Vancouver Island
The birds of the Fraser River
The birds of the Fraser River Delta
Simultaneous production of cat
Simultaneous production of catalog cards and computer input