APA (7th ed.) Citation

Ponsard, C. (1958). Historie des theories economiques spatiales. Armand Colin.

Chicago Style (17th ed.) Citation

Ponsard, Claude. Historie Des Theories Economiques Spatiales. París: Armand Colin, 1958.

MLA (9th ed.) Citation

Ponsard, Claude. Historie Des Theories Economiques Spatiales. Armand Colin, 1958.