APA (7th ed.) Citation

Staalesen, G. (2021). 2020: Post festum. Gyldendal.

Chicago Style (17th ed.) Citation

Staalesen, Gunnar. 2020: Post Festum. Oslo: Gyldendal, 2021.

MLA (9th ed.) Citation

Staalesen, Gunnar. 2020: Post Festum. Gyldendal, 2021.

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