APA (7th ed.) Citation

Klein, H. (1931). Great women singers of my time. Routledge.

Chicago Style (17th ed.) Citation

Klein, Herman. Great Women Singers of My Time. London: Routledge, 1931.

MLA (9th ed.) Citation

Klein, Herman. Great Women Singers of My Time. Routledge, 1931.

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