TY  - RPRT
TI  - Thirtieth breeding-bird census. 42. Mature tulip poplar forest (suburban woodlot)
AU  - R.L. West
AU  - R. E. Jones
AU  - J. R. Longcore
AU  - J. T. Linehan
PY  - 1966
UR  - https://pubs.usgs.gov/publication/5223802
ID  - 5223802
ER  -