APA (7th ed.) Citation

Calzado, B., & Pla, R. (2001). Barcelona. Triangle Postals.

Chicago Style (17th ed.) Citation

Calzado, Borja, and Ricard Pla. Barcelona. [Barcelona]: Triangle Postals, 2001.

MLA (9th ed.) Citation

Calzado, Borja, and Ricard Pla. Barcelona. Triangle Postals, 2001.

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