Cita APA (7a ed.)

Richardson, H. W. (1970). Regional economics: A reader. Macmillan and Co.

Cita Chicago Style (17a ed.)

Richardson, Harry Ward. Regional Economics: A Reader. London [etc.]: Macmillan and Co, 1970.

Cita MLA (9a ed.)

Richardson, Harry Ward. Regional Economics: A Reader. Macmillan and Co, 1970.