International Wildlife ManagementJohn L. Koprowski, Paul R. Krausman · First published 2019Open the Tome
Squirrels of the WorldThorington, Richard W., Jr., John L. Koprowski, Michael A. Steele, James F. Whatton · First published 2012Open the Tome
The last refuge of the Mt. Graham red squirrelH. Reed Sanderson, John L. Koprowski · First published 2009Open the Tome
North American tree squirrelsSteele Ma, Michael A. Steele, John L. Koprowski · First published 2003Open the Tome
North American tree squirrelsSTEELE MICHAEL A, Michael A. Steele, John L Koprowski · First published 2001Open the Tome
