APA (7th ed.) Citation

Helm, I. (2016). Creative cities: A case study on Lisbon.

Chicago Style (17th ed.) Citation

Helm, Irene. Creative Cities: A Case Study on Lisbon. 2016.

MLA (8th ed.) Citation

Helm, Irene. Creative Cities: A Case Study on Lisbon. 2016.

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