PHILLIPS, L. E. (1993). Urban Trees A Guide For Selection Maintenance And Master Planning Leonard E. Phillips. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)PHILLIPS, Leonard E. Urban Trees A Guide For Selection Maintenance And Master Planning Leonard E. Phillips. McGraw-Hill, 1993.
MLA način citiranja (8. izdanje)PHILLIPS, Leonard E. Urban Trees A Guide For Selection Maintenance And Master Planning Leonard E. Phillips. McGraw-Hill, 1993.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.