APA (7th ed.) Citation

Andersen, K. N., & Lorentzen, M. (1952). De smaa, smaa smil. Wilhelm Hansen.

Chicago Style (17th ed.) Citation

Andersen, Kai Normann, and Mogens Lorentzen. De Smaa, Smaa Smil. Copenhagen: Wilhelm Hansen, 1952.

MLA (9th ed.) Citation

Andersen, Kai Normann, and Mogens Lorentzen. De Smaa, Smaa Smil. Wilhelm Hansen, 1952.