APA (7th ed.) Citation

Urban Environment Collaborative (Philadelphia). (1971). Housing in the urban environment. School dsitrict of Philadelphia.

Chicago Style (17th ed.) Citation

Urban Environment Collaborative (Philadelphia). Housing in the Urban Environment. Pennsylvania, Pa: School dsitrict of Philadelphia, 1971.

MLA (9th ed.) Citation

Urban Environment Collaborative (Philadelphia). Housing in the Urban Environment. School dsitrict of Philadelphia, 1971.

Warning: These citations may not always be 100% accurate.