APA (7th ed.) Citation

Perkkio, P., & Radovic, R. (1997). Helsinki: Urban guide (4nd edition.). Helsinki City Planning Department.

Chicago Style (17th ed.) Citation

Perkkio, Paavo, and Ranko Radovic. Helsinki: Urban Guide. 4nd edition. Helsinki: Helsinki City Planning Department, 1997.

MLA (8th ed.) Citation

Perkkio, Paavo, and Ranko Radovic. Helsinki: Urban Guide. 4nd edition. Helsinki City Planning Department, 1997.

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