APA (7th ed.) Citation

Hanfstaengl, E. F. S. (1957). Unheard witness. Lippincott.

Chicago Style (17th ed.) Citation

Hanfstaengl, Ernst Franz Sedgwick. Unheard Witness. Philadelphia: Lippincott, 1957.

MLA (9th ed.) Citation

Hanfstaengl, Ernst Franz Sedgwick. Unheard Witness. Lippincott, 1957.