Trees Of The American Southwest (Trees of the Us)George A. Petrides · First published 2005Open the Tome
Trees of the Rocky Mountains and intermountain westGeorge A. Petrides, Olivia Petrides · First published 2000Open the Tome
A field guide to western treesGeorge A. Petrides · First published 1988 · Latest edition 1998Open the Tome
A field guide to trees and shrubsGeorge A Petrides · First published 1958 · Latest edition 1986Open the Tome
A field guide to trees and shrubs ; field marks of all trees, shrubs, and woody vines that grow wildGeorge A. Petrides · First published 1972Open the Tome
A field guide to trees, shrubs, woody vines that growes in the northeastern and north-central United States and in south-eastern and south-central CanadaGeorge A. Petrides · First published 1972Open the Tome
Advisory report on wildlife and national parks in Nigeria, 1962George A. Petrides · First published 1965Open the Tome
Mammals of the National Capital Parks and the District of Columbia RegionGeorge A Petrides · First published 1943Open the Tome
