Cita APA (7a ed.)

Isard, W. (1998). Methods of interregional and regional analysis. Ashgate.

Cita Chicago Style (17a ed.)

Isard, Walter. Methods of Interregional and Regional Analysis. Aldershot: Ashgate, 1998.

Cita MLA (9a ed.)

Isard, Walter. Methods of Interregional and Regional Analysis. Ashgate, 1998.