APA (7th ed.) Citation

Savage, S., & Krahn, i. F. (2009). Firmin (2a ed.). Planeta.

Chicago Style (17th ed.) Citation

Savage, Sam, and il. Fernando Krahn. Firmin. 2a ed. Planeta, 2009.

MLA (8th ed.) Citation

Savage, Sam, and il. Fernando Krahn. Firmin. 2a ed. Planeta, 2009.

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