Cita APA (7th ed.)

Kunitz, S. J., & Colby, V. (1955). Twentieth century authors. First supplement . A biographical dictionary of modern literature. The H. W. Wilson.

Cita Chicago (17th ed.)

Kunitz, Stanley J., i Vineta Colby. Twentieth Century Authors. First Supplement . A Biographical Dictionary of Modern Literature. Nueva York: The H. W. Wilson, 1955.

Cita MLA (9th ed.)

Kunitz, Stanley J., i Vineta Colby. Twentieth Century Authors. First Supplement . A Biographical Dictionary of Modern Literature. The H. W. Wilson, 1955.