APA (7th ed.) Citation

Ibsen, H., Ibsen, E., & Ibsen, H. (2021). The collected works of Henrik Ibsen, Vol. 02 (of 11). Project Gutenberg.

Chicago Style (17th ed.) Citation

Ibsen, Henrik, Enrico Ibsen, and Henryk Ibsen. The Collected Works of Henrik Ibsen, Vol. 02 (of 11). Project Gutenberg, 2021.

MLA (9th ed.) Citation

Ibsen, Henrik, et al. The Collected Works of Henrik Ibsen, Vol. 02 (of 11). Project Gutenberg, 2021.