APA (7th ed.) Citation

Strauss, R., & Hofmannsthal, H. v. (1961). A working friendship: The correspondence between Richard Strauss and Hugo von Hofmannsthal. Random House.

Chicago Style (17th ed.) Citation

Strauss, Richard, and Hugo von Hofmannsthal. A Working Friendship: The Correspondence Between Richard Strauss and Hugo Von Hofmannsthal. New York: Random House, 1961.

MLA (9th ed.) Citation

Strauss, Richard, and Hugo von Hofmannsthal. A Working Friendship: The Correspondence Between Richard Strauss and Hugo Von Hofmannsthal. Random House, 1961.