APA (7th ed.) Citation

Stroebe, C., Hood, G. W., & Martens, F. H. (2011). The Norwegian Fairy Book. Project Gutenberg.

Chicago Style (17th ed.) Citation

Stroebe, Clara, George Washington Hood, and Frederick H. Martens. The Norwegian Fairy Book. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Stroebe, Clara, et al. The Norwegian Fairy Book. Project Gutenberg, 2011.

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