APA (7th ed.) Citation

Ponsard, C. (1983). History of spatial economic theory. Springer.

Chicago Style (17th ed.) Citation

Ponsard, Claude. History of Spatial Economic Theory. Berlin u.a: Springer, 1983.

MLA (9th ed.) Citation

Ponsard, Claude. History of Spatial Economic Theory. Springer, 1983.

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