Cita APA (7a ed.)

Isard, W., & Smith, C. (1990). Practical methods of regional science and empirical applications. Macmillan Academic and Professional.

Cita Chicago Style (17a ed.)

Isard, Walter, y Christine Smith. Practical Methods of Regional Science and Empirical Applications. Basingstoke: Macmillan Academic and Professional, 1990.

Cita MLA (9a ed.)

Isard, Walter, y Christine Smith. Practical Methods of Regional Science and Empirical Applications. Macmillan Academic and Professional, 1990.