Elk of the white river plateau, Colorado /

por Boyd, Raymond J.
Publicado 1970

Manual of photographic interpretation /

por Baker, Bruce W., Baker, Bruce W., Baker, Robert D., Baker, Simon, Barker, Mark, Beaumont, Trevor E., Befort, William, Belcher, Donald J., Boyd, Raymond J., Bracher, Grant, Brickell, James E., Camill, Eileen, Campbell, James B. 1944-, Carver, Larry, Ciesla, William M., Civco, Daniel L.
Publicado 1997

Inventory and monitoring of wildlife habitat /

Publicado 1986

Inventory and monitoring of wildlife habitat /

Publicado 1986