Cita APA (7a ed.)

Benton, M. (1971). Library and reference facilities in the area of the district of Columbia (8th ed.). The Joint Venture.

Cita Chicago Style (17a ed.)

Benton, Mildred. Library and Reference Facilities in the Area of the District of Columbia. 8th ed. Washington: The Joint Venture, 1971.

Cita MLA (9a ed.)

Benton, Mildred. Library and Reference Facilities in the Area of the District of Columbia. 8th ed. The Joint Venture, 1971.