APA (7th ed.) Citation

Heller, O. (2011). Prophets of Dissent: Essays on Maeterlinck, Strindberg, Nietzsche and Tolstoy. Project Gutenberg.

Chicago Style (17th ed.) Citation

Heller, Otto. Prophets of Dissent: Essays on Maeterlinck, Strindberg, Nietzsche and Tolstoy. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Heller, Otto. Prophets of Dissent: Essays on Maeterlinck, Strindberg, Nietzsche and Tolstoy. Project Gutenberg, 2011.

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